18506631

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 29272320

約数和(自身を除く): 10765689

約数列:

[1, 3, 11, 13, 33, 39, 143, 179, 241, 429, 537, 723, 1969, 2327, 2651, 3133, 5907, 6981, 7953, 9399, 25597, 34463, 43139, 76791, 103389, 129417, 474529, 560807, 1423587, 1682421, 6168877, 18506631]

約数ペア:

[(1, 18506631), (3, 6168877), (11, 1682421), (13, 1423587), (33, 560807), (39, 474529), (143, 129417), (179, 103389), (241, 76791), (429, 43139), (537, 34463), (723, 25597), (1969, 9399), (2327, 7953), (2651, 6981), (3133, 5907)]