18959654

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^2$

素因数の和:368

約数の個数: 24

約数和(自身を含む): 33258288

約数和(自身を除く): 14298634

約数列:

[1, 2, 7, 14, 61, 122, 149, 298, 427, 854, 1043, 2086, 9089, 18178, 22201, 44402, 63623, 127246, 155407, 310814, 1354261, 2708522, 9479827, 18959654]

約数ペア:

[(1, 18959654), (2, 9479827), (7, 2708522), (14, 1354261), (61, 310814), (122, 155407), (149, 127246), (298, 63623), (427, 44402), (854, 22201), (1043, 18178), (2086, 9089)]