20734089

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 28142400

約数和(自身を除く): 7408311

約数列:

[1, 3, 109, 163, 327, 389, 489, 1167, 17767, 42401, 53301, 63407, 127203, 190221, 6911363, 20734089]

約数ペア:

[(1, 20734089), (3, 6911363), (109, 190221), (163, 127203), (327, 63407), (389, 53301), (489, 42401), (1167, 17767)]