20432961

素因数分解:

$3^2\times {\mathrm{19}}^3\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 24

約数和(自身を含む): 31247840

約数和(自身を除く): 10814879

約数列:

[1, 3, 9, 19, 57, 171, 331, 361, 993, 1083, 2979, 3249, 6289, 6859, 18867, 20577, 56601, 61731, 119491, 358473, 1075419, 2270329, 6810987, 20432961]

約数ペア:

[(1, 20432961), (3, 6810987), (9, 2270329), (19, 1075419), (57, 358473), (171, 119491), (331, 61731), (361, 56601), (993, 20577), (1083, 18867), (2979, 6859), (3249, 6289)]