20056759936

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{15649}}^1$

素因数の和:15730

約数の個数: 128

約数和(自身を含む): 45973440000

約数和(自身を除く): 25916680064

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 32, 34, 38, 62, 64, 68, 76, 124, 128, 136, 152, 248, 272, 304, 323, 496, 527, 544, 589, 608, 646, 992, 1054, 1088, 1178, 1216, 1292, 1984, 2108, 2176, 2356, 2432, 2584, 3968, 4216, 4712, 5168, 8432, 9424, 10013, 10336, 15649, 16864, 18848, 20026, 20672, 31298, 33728, 37696, 40052, 41344, 62596, 67456, 75392, 80104, 125192, 160208, 250384, 266033, 297331, 320416, 485119, 500768, 532066, 594662, 640832, 970238, 1001536, 1064132, 1189324, 1281664, 1940476, 2003072, 2128264, 2378648, 3880952, 4256528, 4757296, 5054627, 7761904, 8247023, 8513056, 9217261, 9514592, 10109254, 15523808, 16494046, 17026112, 18434522, 19029184, 20218508, 31047616, 32988092, 34052224, 36869044, 38058368, 40437016, 62095232, 65976184, 73738088, 80874032, 131952368, 147476176, 156693437, 161748064, 263904736, 294952352, 313386874, 323496128, 527809472, 589904704, 626773748, 646992256, 1055618944, 1179809408, 1253547496, 2507094992, 5014189984, 10028379968, 20056759936]

約数ペア:

[(1, 20056759936), (2, 10028379968), (4, 5014189984), (8, 2507094992), (16, 1253547496), (17, 1179809408), (19, 1055618944), (31, 646992256), (32, 626773748), (34, 589904704), (38, 527809472), (62, 323496128), (64, 313386874), (68, 294952352), (76, 263904736), (124, 161748064), (128, 156693437), (136, 147476176), (152, 131952368), (248, 80874032), (272, 73738088), (304, 65976184), (323, 62095232), (496, 40437016), (527, 38058368), (544, 36869044), (589, 34052224), (608, 32988092), (646, 31047616), (992, 20218508), (1054, 19029184), (1088, 18434522), (1178, 17026112), (1216, 16494046), (1292, 15523808), (1984, 10109254), (2108, 9514592), (2176, 9217261), (2356, 8513056), (2432, 8247023), (2584, 7761904), (3968, 5054627), (4216, 4757296), (4712, 4256528), (5168, 3880952), (8432, 2378648), (9424, 2128264), (10013, 2003072), (10336, 1940476), (15649, 1281664), (16864, 1189324), (18848, 1064132), (20026, 1001536), (20672, 970238), (31298, 640832), (33728, 594662), (37696, 532066), (40052, 500768), (41344, 485119), (62596, 320416), (67456, 297331), (75392, 266033), (80104, 250384), (125192, 160208)]