20790551907

素因数分解:

$3^3\times {\mathrm{29}}^2\times {\mathrm{915601}}^1$

素因数の和:915668

約数の個数: 24

約数和(自身を含む): 31899573680

約数和(自身を除く): 11109021773

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 841, 2523, 7569, 22707, 915601, 2746803, 8240409, 24721227, 26552429, 79657287, 238971861, 716915583, 770020441, 2310061323, 6930183969, 20790551907]

約数ペア:

[(1, 20790551907), (3, 6930183969), (9, 2310061323), (27, 770020441), (29, 716915583), (87, 238971861), (261, 79657287), (783, 26552429), (841, 24721227), (2523, 8240409), (7569, 2746803), (22707, 915601)]