20635824

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:80

約数の個数: 160

約数和(自身を含む): 65352960

約数和(自身を除く): 44717136

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 19, 22, 24, 33, 34, 38, 44, 48, 51, 57, 66, 68, 76, 88, 102, 114, 121, 132, 136, 152, 176, 187, 204, 209, 228, 242, 264, 272, 304, 323, 363, 374, 408, 418, 456, 484, 528, 561, 627, 646, 726, 748, 816, 836, 912, 968, 969, 1122, 1254, 1292, 1331, 1452, 1496, 1672, 1936, 1938, 2057, 2244, 2299, 2508, 2584, 2662, 2904, 2992, 3344, 3553, 3876, 3993, 4114, 4488, 4598, 5016, 5168, 5324, 5808, 6171, 6897, 7106, 7752, 7986, 8228, 8976, 9196, 10032, 10648, 10659, 12342, 13794, 14212, 15504, 15972, 16456, 18392, 21296, 21318, 22627, 24684, 25289, 27588, 28424, 31944, 32912, 36784, 39083, 42636, 45254, 49368, 50578, 55176, 56848, 63888, 67881, 75867, 78166, 85272, 90508, 98736, 101156, 110352, 117249, 135762, 151734, 156332, 170544, 181016, 202312, 234498, 271524, 303468, 312664, 362032, 404624, 429913, 468996, 543048, 606936, 625328, 859826, 937992, 1086096, 1213872, 1289739, 1719652, 1875984, 2579478, 3439304, 5158956, 6878608, 10317912, 20635824]

約数ペア:

[(1, 20635824), (2, 10317912), (3, 6878608), (4, 5158956), (6, 3439304), (8, 2579478), (11, 1875984), (12, 1719652), (16, 1289739), (17, 1213872), (19, 1086096), (22, 937992), (24, 859826), (33, 625328), (34, 606936), (38, 543048), (44, 468996), (48, 429913), (51, 404624), (57, 362032), (66, 312664), (68, 303468), (76, 271524), (88, 234498), (102, 202312), (114, 181016), (121, 170544), (132, 156332), (136, 151734), (152, 135762), (176, 117249), (187, 110352), (204, 101156), (209, 98736), (228, 90508), (242, 85272), (264, 78166), (272, 75867), (304, 67881), (323, 63888), (363, 56848), (374, 55176), (408, 50578), (418, 49368), (456, 45254), (484, 42636), (528, 39083), (561, 36784), (627, 32912), (646, 31944), (726, 28424), (748, 27588), (816, 25289), (836, 24684), (912, 22627), (968, 21318), (969, 21296), (1122, 18392), (1254, 16456), (1292, 15972), (1331, 15504), (1452, 14212), (1496, 13794), (1672, 12342), (1936, 10659), (1938, 10648), (2057, 10032), (2244, 9196), (2299, 8976), (2508, 8228), (2584, 7986), (2662, 7752), (2904, 7106), (2992, 6897), (3344, 6171), (3553, 5808), (3876, 5324), (3993, 5168), (4114, 5016), (4488, 4598)]