20154360604

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3943}}^1\times {\mathrm{7937}}^1$

素因数の和:11914

約数の個数: 48

約数和(自身を含む): 42077242368

約数和(自身を除く): 21922881764

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 3943, 7886, 7937, 15772, 15874, 27601, 31748, 55202, 55559, 90689, 110404, 111118, 181378, 182551, 222236, 362756, 365102, 634823, 730204, 1269646, 1277857, 2539292, 2555714, 5111428, 31295591, 62591182, 125182364, 219069137, 438138274, 719798593, 876276548, 1439597186, 2879194372, 5038590151, 10077180302, 20154360604]

約数ペア:

[(1, 20154360604), (2, 10077180302), (4, 5038590151), (7, 2879194372), (14, 1439597186), (23, 876276548), (28, 719798593), (46, 438138274), (92, 219069137), (161, 125182364), (322, 62591182), (644, 31295591), (3943, 5111428), (7886, 2555714), (7937, 2539292), (15772, 1277857), (15874, 1269646), (27601, 730204), (31748, 634823), (55202, 365102), (55559, 362756), (90689, 222236), (110404, 182551), (111118, 181378)]