18943364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1637}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 36324288

約数和(自身を除く): 17380924

約数列:

[1, 2, 4, 11, 22, 44, 263, 526, 1052, 1637, 2893, 3274, 5786, 6548, 11572, 18007, 36014, 72028, 430531, 861062, 1722124, 4735841, 9471682, 18943364]

約数ペア:

[(1, 18943364), (2, 9471682), (4, 4735841), (11, 1722124), (22, 861062), (44, 430531), (263, 72028), (526, 36014), (1052, 18007), (1637, 11572), (2893, 6548), (3274, 5786)]