18914661

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{6427}}^1$

素因数の和:6545

約数の個数: 16

約数和(自身を含む): 28283200

約数和(自身を除く): 9368539

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 6427, 19281, 57843, 173529, 700543, 2101629, 6304887, 18914661]

約数ペア:

[(1, 18914661), (3, 6304887), (9, 2101629), (27, 700543), (109, 173529), (327, 57843), (981, 19281), (2943, 6427)]