20502261

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{58411}}^1$

素因数の和:58433

約数の個数: 16

約数和(自身を含む): 32710720

約数和(自身を除く): 12208459

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 58411, 175233, 525699, 759343, 1577097, 2278029, 6834087, 20502261]

約数ペア:

[(1, 20502261), (3, 6834087), (9, 2278029), (13, 1577097), (27, 759343), (39, 525699), (117, 175233), (351, 58411)]