20163980394

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{557}}^1\times {\mathrm{701}}^1$

素因数の和:1436

約数の個数: 96

約数和(自身を含む): 46441848960

約数和(自身を除く): 26277868566

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 151, 171, 302, 342, 453, 557, 701, 906, 1114, 1359, 1402, 1671, 2103, 2718, 2869, 3342, 4206, 5013, 5738, 6309, 8607, 10026, 10583, 12618, 13319, 17214, 21166, 25821, 26638, 31749, 39957, 51642, 63498, 79914, 84107, 95247, 105851, 119871, 168214, 190494, 211702, 239742, 252321, 317553, 390457, 504642, 635106, 756963, 780914, 952659, 1171371, 1513926, 1598033, 1905318, 2011169, 2342742, 3196066, 3514113, 4022338, 4794099, 6033507, 7028226, 7418683, 9588198, 12067014, 14382297, 14837366, 18100521, 22256049, 28764594, 36201042, 44512098, 58959007, 66768147, 117918014, 133536294, 176877021, 353754042, 530631063, 1061262126, 1120221133, 2240442266, 3360663399, 6721326798, 10081990197, 20163980394]

約数ペア:

[(1, 20163980394), (2, 10081990197), (3, 6721326798), (6, 3360663399), (9, 2240442266), (18, 1120221133), (19, 1061262126), (38, 530631063), (57, 353754042), (114, 176877021), (151, 133536294), (171, 117918014), (302, 66768147), (342, 58959007), (453, 44512098), (557, 36201042), (701, 28764594), (906, 22256049), (1114, 18100521), (1359, 14837366), (1402, 14382297), (1671, 12067014), (2103, 9588198), (2718, 7418683), (2869, 7028226), (3342, 6033507), (4206, 4794099), (5013, 4022338), (5738, 3514113), (6309, 3196066), (8607, 2342742), (10026, 2011169), (10583, 1905318), (12618, 1598033), (13319, 1513926), (17214, 1171371), (21166, 952659), (25821, 780914), (26638, 756963), (31749, 635106), (39957, 504642), (51642, 390457), (63498, 317553), (79914, 252321), (84107, 239742), (95247, 211702), (105851, 190494), (119871, 168214)]