18981514

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{1787}}^1$

素因数の和:1949

約数の個数: 16

約数和(自身を含む): 29351808

約数和(自身を除く): 10370294

約数列:

[1, 2, 47, 94, 113, 226, 1787, 3574, 5311, 10622, 83989, 167978, 201931, 403862, 9490757, 18981514]

約数ペア:

[(1, 18981514), (2, 9490757), (47, 403862), (94, 201931), (113, 167978), (226, 83989), (1787, 10622), (3574, 5311)]