20188362753

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57516703}}^1$

素因数の和:57516725

約数の個数: 16

約数和(自身を含む): 32209354240

約数和(自身を除く): 12020991487

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57516703, 172550109, 517650327, 747717139, 1552950981, 2243151417, 6729454251, 20188362753]

約数ペア:

[(1, 20188362753), (3, 6729454251), (9, 2243151417), (13, 1552950981), (27, 747717139), (39, 517650327), (117, 172550109), (351, 57516703)]