20577722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2591}}^1$

素因数の和:2642

約数の個数: 24

約数和(自身を含む): 35551872

約数和(自身を除く): 14974150

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2591, 3971, 5182, 7942, 28501, 49229, 57002, 98458, 541519, 935351, 1083038, 1870702, 10288861, 20577722]

約数ペア:

[(1, 20577722), (2, 10288861), (11, 1870702), (19, 1083038), (22, 935351), (38, 541519), (209, 98458), (361, 57002), (418, 49229), (722, 28501), (2591, 7942), (3971, 5182)]