20450976

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2341}}^1$

素因数の和:2374

約数の個数: 96

約数和(自身を含む): 66100608

約数和(自身を除く): 45649632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 182, 208, 224, 273, 312, 336, 364, 416, 546, 624, 672, 728, 1092, 1248, 1456, 2184, 2341, 2912, 4368, 4682, 7023, 8736, 9364, 14046, 16387, 18728, 28092, 30433, 32774, 37456, 49161, 56184, 60866, 65548, 74912, 91299, 98322, 112368, 121732, 131096, 182598, 196644, 213031, 224736, 243464, 262192, 365196, 393288, 426062, 486928, 524384, 639093, 730392, 786576, 852124, 973856, 1278186, 1460784, 1573152, 1704248, 2556372, 2921568, 3408496, 5112744, 6816992, 10225488, 20450976]

約数ペア:

[(1, 20450976), (2, 10225488), (3, 6816992), (4, 5112744), (6, 3408496), (7, 2921568), (8, 2556372), (12, 1704248), (13, 1573152), (14, 1460784), (16, 1278186), (21, 973856), (24, 852124), (26, 786576), (28, 730392), (32, 639093), (39, 524384), (42, 486928), (48, 426062), (52, 393288), (56, 365196), (78, 262192), (84, 243464), (91, 224736), (96, 213031), (104, 196644), (112, 182598), (156, 131096), (168, 121732), (182, 112368), (208, 98322), (224, 91299), (273, 74912), (312, 65548), (336, 60866), (364, 56184), (416, 49161), (546, 37456), (624, 32774), (672, 30433), (728, 28092), (1092, 18728), (1248, 16387), (1456, 14046), (2184, 9364), (2341, 8736), (2912, 7023), (4368, 4682)]