18883670380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3267071}}^1$

素因数の和:3267114

約数の個数: 36

約数和(自身を含む): 42125626368

約数和(自身を除く): 23241955988

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 3267071, 6534142, 13068284, 16335355, 32670710, 55540207, 65341420, 111080414, 222160828, 277701035, 555402070, 944183519, 1110804140, 1888367038, 3776734076, 4720917595, 9441835190, 18883670380]

約数ペア:

[(1, 18883670380), (2, 9441835190), (4, 4720917595), (5, 3776734076), (10, 1888367038), (17, 1110804140), (20, 944183519), (34, 555402070), (68, 277701035), (85, 222160828), (170, 111080414), (289, 65341420), (340, 55540207), (578, 32670710), (1156, 16335355), (1445, 13068284), (2890, 6534142), (5780, 3267071)]