20559186

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{16087}}^1$

素因数の和:16166

約数の個数: 24

約数和(自身を含む): 45175104

約数和(自身を除く): 24615918

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 16087, 32174, 48261, 96522, 144783, 289566, 1142177, 2284354, 3426531, 6853062, 10279593, 20559186]

約数ペア:

[(1, 20559186), (2, 10279593), (3, 6853062), (6, 3426531), (9, 2284354), (18, 1142177), (71, 289566), (142, 144783), (213, 96522), (426, 48261), (639, 32174), (1278, 16087)]