20121856284

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{677}}^1$

素因数の和:1099

約数の個数: 96

約数和(自身を含む): 48094824960

約数和(自身を除く): 27972968676

約数列:

[1, 2, 3, 4, 6, 12, 103, 139, 173, 206, 278, 309, 346, 412, 417, 519, 556, 618, 677, 692, 834, 1038, 1236, 1354, 1668, 2031, 2076, 2708, 4062, 8124, 14317, 17819, 24047, 28634, 35638, 42951, 48094, 53457, 57268, 69731, 71276, 72141, 85902, 94103, 96188, 106914, 117121, 139462, 144282, 171804, 188206, 209193, 213828, 234242, 278924, 282309, 288564, 351363, 376412, 418386, 468484, 564618, 702726, 836772, 1129236, 1405452, 2476841, 4953682, 7430523, 9692609, 9907364, 12063463, 14861046, 16279819, 19385218, 24126926, 29077827, 29722092, 32559638, 36190389, 38770436, 48253852, 48839457, 58155654, 65119276, 72380778, 97678914, 116311308, 144761556, 195357828, 1676821357, 3353642714, 5030464071, 6707285428, 10060928142, 20121856284]

約数ペア:

[(1, 20121856284), (2, 10060928142), (3, 6707285428), (4, 5030464071), (6, 3353642714), (12, 1676821357), (103, 195357828), (139, 144761556), (173, 116311308), (206, 97678914), (278, 72380778), (309, 65119276), (346, 58155654), (412, 48839457), (417, 48253852), (519, 38770436), (556, 36190389), (618, 32559638), (677, 29722092), (692, 29077827), (834, 24126926), (1038, 19385218), (1236, 16279819), (1354, 14861046), (1668, 12063463), (2031, 9907364), (2076, 9692609), (2708, 7430523), (4062, 4953682), (8124, 2476841), (14317, 1405452), (17819, 1129236), (24047, 836772), (28634, 702726), (35638, 564618), (42951, 468484), (48094, 418386), (53457, 376412), (57268, 351363), (69731, 288564), (71276, 282309), (72141, 278924), (85902, 234242), (94103, 213828), (96188, 209193), (106914, 188206), (117121, 171804), (139462, 144282)]