20189045504

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{113147}}^1$

素因数の和:113221

約数の個数: 72

約数和(自身を含む): 43710882768

約数和(自身を除く): 23521837264

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 128, 136, 164, 256, 272, 328, 544, 656, 697, 1088, 1312, 1394, 2176, 2624, 2788, 4352, 5248, 5576, 10496, 11152, 22304, 44608, 89216, 113147, 178432, 226294, 452588, 905176, 1810352, 1923499, 3620704, 3846998, 4639027, 7241408, 7693996, 9278054, 14482816, 15387992, 18556108, 28965632, 30775984, 37112216, 61551968, 74224432, 78863459, 123103936, 148448864, 157726918, 246207872, 296897728, 315453836, 492415744, 593795456, 630907672, 1187590912, 1261815344, 2523630688, 5047261376, 10094522752, 20189045504]

約数ペア:

[(1, 20189045504), (2, 10094522752), (4, 5047261376), (8, 2523630688), (16, 1261815344), (17, 1187590912), (32, 630907672), (34, 593795456), (41, 492415744), (64, 315453836), (68, 296897728), (82, 246207872), (128, 157726918), (136, 148448864), (164, 123103936), (256, 78863459), (272, 74224432), (328, 61551968), (544, 37112216), (656, 30775984), (697, 28965632), (1088, 18556108), (1312, 15387992), (1394, 14482816), (2176, 9278054), (2624, 7693996), (2788, 7241408), (4352, 4639027), (5248, 3846998), (5576, 3620704), (10496, 1923499), (11152, 1810352), (22304, 905176), (44608, 452588), (89216, 226294), (113147, 178432)]