18505442786

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{385739}}^1$

素因数の和:385858

約数の個数: 24

約数和(自身を含む): 29842389360

約数和(自身を除く): 11336946574

約数列:

[1, 2, 17, 34, 83, 166, 289, 578, 1411, 2822, 23987, 47974, 385739, 771478, 6557563, 13115126, 32016337, 64032674, 111478571, 222957142, 544277729, 1088555458, 9252721393, 18505442786]

約数ペア:

[(1, 18505442786), (2, 9252721393), (17, 1088555458), (34, 544277729), (83, 222957142), (166, 111478571), (289, 64032674), (578, 32016337), (1411, 13115126), (2822, 6557563), (23987, 771478), (47974, 385739)]