20565558848

素因数分解:

$2^6\times {\mathrm{113}}^1\times {\mathrm{2843689}}^1$

素因数の和:2843814

約数の個数: 28

約数和(自身を含む): 41170943820

約数和(自身を除く): 20605384972

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 226, 452, 904, 1808, 3616, 7232, 2843689, 5687378, 11374756, 22749512, 45499024, 90998048, 181996096, 321336857, 642673714, 1285347428, 2570694856, 5141389712, 10282779424, 20565558848]

約数ペア:

[(1, 20565558848), (2, 10282779424), (4, 5141389712), (8, 2570694856), (16, 1285347428), (32, 642673714), (64, 321336857), (113, 181996096), (226, 90998048), (452, 45499024), (904, 22749512), (1808, 11374756), (3616, 5687378), (7232, 2843689)]