19988089056

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^2\times {\mathrm{331}}^1$

素因数の和:614

約数の個数: 216

約数和(自身を含む): 61885716984

約数和(自身を除く): 41897627928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 127, 144, 156, 208, 234, 254, 288, 312, 331, 381, 416, 468, 508, 624, 662, 762, 936, 993, 1016, 1143, 1248, 1324, 1524, 1651, 1872, 1986, 2032, 2286, 2648, 2979, 3048, 3302, 3744, 3972, 4064, 4303, 4572, 4953, 5296, 5958, 6096, 6604, 7944, 8606, 9144, 9906, 10592, 11916, 12192, 12909, 13208, 14859, 15888, 16129, 17212, 18288, 19812, 23832, 25818, 26416, 29718, 31776, 32258, 34424, 36576, 38727, 39624, 42037, 47664, 48387, 51636, 52832, 59436, 64516, 68848, 77454, 79248, 84074, 95328, 96774, 103272, 118872, 126111, 129032, 137696, 145161, 154908, 158496, 168148, 193548, 206544, 209677, 237744, 252222, 258064, 290322, 309816, 336296, 378333, 387096, 413088, 419354, 475488, 504444, 516128, 546481, 580644, 619632, 629031, 672592, 756666, 774192, 838708, 1008888, 1092962, 1161288, 1239264, 1258062, 1345184, 1513332, 1548384, 1639443, 1677416, 1887093, 2017776, 2185924, 2322576, 2516124, 3026664, 3278886, 3354832, 3774186, 4035552, 4371848, 4645152, 4918329, 5032248, 5338699, 6053328, 6557772, 6709664, 7548372, 8743696, 9836658, 10064496, 10677398, 12106656, 13115544, 15096744, 16016097, 17487392, 19673316, 20128992, 21354796, 26231088, 30193488, 32032194, 39346632, 42709592, 48048291, 52462176, 60386976, 64064388, 69403087, 78693264, 85419184, 96096582, 128128776, 138806174, 157386528, 170838368, 192193164, 208209261, 256257552, 277612348, 384386328, 416418522, 512515104, 555224696, 624627783, 768772656, 832837044, 1110449392, 1249255566, 1537545312, 1665674088, 2220898784, 2498511132, 3331348176, 4997022264, 6662696352, 9994044528, 19988089056]

約数ペア:

[(1, 19988089056), (2, 9994044528), (3, 6662696352), (4, 4997022264), (6, 3331348176), (8, 2498511132), (9, 2220898784), (12, 1665674088), (13, 1537545312), (16, 1249255566), (18, 1110449392), (24, 832837044), (26, 768772656), (32, 624627783), (36, 555224696), (39, 512515104), (48, 416418522), (52, 384386328), (72, 277612348), (78, 256257552), (96, 208209261), (104, 192193164), (117, 170838368), (127, 157386528), (144, 138806174), (156, 128128776), (208, 96096582), (234, 85419184), (254, 78693264), (288, 69403087), (312, 64064388), (331, 60386976), (381, 52462176), (416, 48048291), (468, 42709592), (508, 39346632), (624, 32032194), (662, 30193488), (762, 26231088), (936, 21354796), (993, 20128992), (1016, 19673316), (1143, 17487392), (1248, 16016097), (1324, 15096744), (1524, 13115544), (1651, 12106656), (1872, 10677398), (1986, 10064496), (2032, 9836658), (2286, 8743696), (2648, 7548372), (2979, 6709664), (3048, 6557772), (3302, 6053328), (3744, 5338699), (3972, 5032248), (4064, 4918329), (4303, 4645152), (4572, 4371848), (4953, 4035552), (5296, 3774186), (5958, 3354832), (6096, 3278886), (6604, 3026664), (7944, 2516124), (8606, 2322576), (9144, 2185924), (9906, 2017776), (10592, 1887093), (11916, 1677416), (12192, 1639443), (12909, 1548384), (13208, 1513332), (14859, 1345184), (15888, 1258062), (16129, 1239264), (17212, 1161288), (18288, 1092962), (19812, 1008888), (23832, 838708), (25818, 774192), (26416, 756666), (29718, 672592), (31776, 629031), (32258, 619632), (34424, 580644), (36576, 546481), (38727, 516128), (39624, 504444), (42037, 475488), (47664, 419354), (48387, 413088), (51636, 387096), (52832, 378333), (59436, 336296), (64516, 309816), (68848, 290322), (77454, 258064), (79248, 252222), (84074, 237744), (95328, 209677), (96774, 206544), (103272, 193548), (118872, 168148), (126111, 158496), (129032, 154908), (137696, 145161)]