20498206846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1583}}^1\times {\mathrm{3583}}^1$

素因数の和:5320

約数の個数: 32

約数和(自身を含む): 33381089280

約数和(自身を除く): 12882882434

約数列:

[1, 2, 13, 26, 139, 278, 1583, 1807, 3166, 3583, 3614, 7166, 20579, 41158, 46579, 93158, 220037, 440074, 498037, 996074, 2860481, 5671889, 5720962, 6474481, 11343778, 12948962, 73734557, 147469114, 788392571, 1576785142, 10249103423, 20498206846]

約数ペア:

[(1, 20498206846), (2, 10249103423), (13, 1576785142), (26, 788392571), (139, 147469114), (278, 73734557), (1583, 12948962), (1807, 11343778), (3166, 6474481), (3583, 5720962), (3614, 5671889), (7166, 2860481), (20579, 996074), (41158, 498037), (46579, 440074), (93158, 220037)]