18865714

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22091}}^1$

素因数の和:22161

約数の個数: 16

約数和(自身を含む): 32872896

約数和(自身を除く): 14007182

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 22091, 44182, 154637, 309274, 1347551, 2695102, 9432857, 18865714]

約数ペア:

[(1, 18865714), (2, 9432857), (7, 2695102), (14, 1347551), (61, 309274), (122, 154637), (427, 44182), (854, 22091)]