18271911

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3833}}^1$

素因数の和:4070

約数の個数: 16

約数和(自身を含む): 27972864

約数和(自身を除く): 9700953

約数列:

[1, 3, 7, 21, 227, 681, 1589, 3833, 4767, 11499, 26831, 80493, 870091, 2610273, 6090637, 18271911]

約数ペア:

[(1, 18271911), (3, 6090637), (7, 2610273), (21, 870091), (227, 80493), (681, 26831), (1589, 11499), (3833, 4767)]