18684218

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18797}}^1$

素因数の和:18877

約数の個数: 16

約数和(自身を含む): 32482944

約数和(自身を除く): 13798726

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 18797, 37594, 131579, 263158, 1334587, 2669174, 9342109, 18684218]

約数ペア:

[(1, 18684218), (2, 9342109), (7, 2669174), (14, 1334587), (71, 263158), (142, 131579), (497, 37594), (994, 18797)]