18199838

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{619}}^1$

素因数の和:923

約数の個数: 16

約数和(自身を含む): 27907440

約数和(自身を除く): 9707602

約数列:

[1, 2, 61, 122, 241, 482, 619, 1238, 14701, 29402, 37759, 75518, 149179, 298358, 9099919, 18199838]

約数ペア:

[(1, 18199838), (2, 9099919), (61, 298358), (122, 149179), (241, 75518), (482, 37759), (619, 29402), (1238, 14701)]