18464210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6389}}^1$

素因数の和:6430

約数の個数: 24

約数和(自身を含む): 35311140

約数和(自身を除く): 16846930

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 6389, 12778, 31945, 63890, 108613, 217226, 543065, 1086130, 1846421, 3692842, 9232105, 18464210]

約数ペア:

[(1, 18464210), (2, 9232105), (5, 3692842), (10, 1846421), (17, 1086130), (34, 543065), (85, 217226), (170, 108613), (289, 63890), (578, 31945), (1445, 12778), (2890, 6389)]