18685912

素因数分解:

$2^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1747}}^1$

素因数の和:1951

約数の個数: 32

約数和(自身を含む): 40273920

約数和(自身を除く): 21588008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 191, 382, 764, 1337, 1528, 1747, 2674, 3494, 5348, 6988, 10696, 12229, 13976, 24458, 48916, 97832, 333677, 667354, 1334708, 2335739, 2669416, 4671478, 9342956, 18685912]

約数ペア:

[(1, 18685912), (2, 9342956), (4, 4671478), (7, 2669416), (8, 2335739), (14, 1334708), (28, 667354), (56, 333677), (191, 97832), (382, 48916), (764, 24458), (1337, 13976), (1528, 12229), (1747, 10696), (2674, 6988), (3494, 5348)]