20175828

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{31723}}^1$

素因数の和:31783

約数の個数: 24

約数和(自身を含む): 47966688

約数和(自身を除く): 27790860

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 31723, 63446, 95169, 126892, 190338, 380676, 1681319, 3362638, 5043957, 6725276, 10087914, 20175828]

約数ペア:

[(1, 20175828), (2, 10087914), (3, 6725276), (4, 5043957), (6, 3362638), (12, 1681319), (53, 380676), (106, 190338), (159, 126892), (212, 95169), (318, 63446), (636, 31723)]