20177577

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6043}}^1$

素因数の和:6109

約数の個数: 24

約数和(自身を含む): 33943104

約数和(自身を除く): 13765527

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 6043, 18129, 42301, 54387, 126903, 320279, 380709, 960837, 2241953, 2882511, 6725859, 20177577]

約数ペア:

[(1, 20177577), (3, 6725859), (7, 2882511), (9, 2241953), (21, 960837), (53, 380709), (63, 320279), (159, 126903), (371, 54387), (477, 42301), (1113, 18129), (3339, 6043)]