20331642

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20789}}^1$

素因数の和:20957

約数の個数: 16

約数和(自身を含む): 40914720

約数和(自身を除く): 20583078

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20789, 41578, 62367, 124734, 3388607, 6777214, 10165821, 20331642]

約数ペア:

[(1, 20331642), (2, 10165821), (3, 6777214), (6, 3388607), (163, 124734), (326, 62367), (489, 41578), (978, 20789)]