18186872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12157}}^1$

素因数の和:12191

約数の個数: 32

約数和(自身を含む): 39391920

約数和(自身を除く): 21205048

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 12157, 24314, 48628, 97256, 133727, 206669, 267454, 413338, 534908, 826676, 1069816, 1653352, 2273359, 4546718, 9093436, 18186872]

約数ペア:

[(1, 18186872), (2, 9093436), (4, 4546718), (8, 2273359), (11, 1653352), (17, 1069816), (22, 826676), (34, 534908), (44, 413338), (68, 267454), (88, 206669), (136, 133727), (187, 97256), (374, 48628), (748, 24314), (1496, 12157)]