18374620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^4$

素因数の和:88

約数の個数: 60

約数和(自身を含む): 44725464

約数和(自身を除く): 26350844

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1870, 2890, 3179, 3740, 4913, 5780, 6358, 9826, 12716, 15895, 19652, 24565, 31790, 49130, 54043, 63580, 83521, 98260, 108086, 167042, 216172, 270215, 334084, 417605, 540430, 835210, 918731, 1080860, 1670420, 1837462, 3674924, 4593655, 9187310, 18374620]

約数ペア:

[(1, 18374620), (2, 9187310), (4, 4593655), (5, 3674924), (10, 1837462), (11, 1670420), (17, 1080860), (20, 918731), (22, 835210), (34, 540430), (44, 417605), (55, 334084), (68, 270215), (85, 216172), (110, 167042), (170, 108086), (187, 98260), (220, 83521), (289, 63580), (340, 54043), (374, 49130), (578, 31790), (748, 24565), (935, 19652), (1156, 15895), (1445, 12716), (1870, 9826), (2890, 6358), (3179, 5780), (3740, 4913)]