18930748

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1381}}^1$

素因数の和:1557

約数の個数: 24

約数和(自身を含む): 34826400

約数和(自身を除く): 15895652

約数列:

[1, 2, 4, 23, 46, 92, 149, 298, 596, 1381, 2762, 3427, 5524, 6854, 13708, 31763, 63526, 127052, 205769, 411538, 823076, 4732687, 9465374, 18930748]

約数ペア:

[(1, 18930748), (2, 9465374), (4, 4732687), (23, 823076), (46, 411538), (92, 205769), (149, 127052), (298, 63526), (596, 31763), (1381, 13708), (2762, 6854), (3427, 5524)]