18677834

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21871}}^1$

素因数の和:21941

約数の個数: 16

約数和(自身を含む): 32545536

約数和(自身を除く): 13867702

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 21871, 43742, 153097, 306194, 1334131, 2668262, 9338917, 18677834]

約数ペア:

[(1, 18677834), (2, 9338917), (7, 2668262), (14, 1334131), (61, 306194), (122, 153097), (427, 43742), (854, 21871)]