209669818

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1\times {\mathrm{3989}}^1$

素因数の和:4673

約数の個数: 16

約数和(自身を含む): 322759080

約数和(自身を除く): 113089262

約数列:

[1, 2, 41, 82, 641, 1282, 3989, 7978, 26281, 52562, 163549, 327098, 2556949, 5113898, 104834909, 209669818]

約数ペア:

[(1, 209669818), (2, 104834909), (41, 5113898), (82, 2556949), (641, 327098), (1282, 163549), (3989, 52562), (7978, 26281)]