18981452

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39877}}^1$

素因数の和:39905

約数の個数: 24

約数和(自身を含む): 40197024

約数和(自身を除く): 21215572

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 39877, 79754, 159508, 279139, 558278, 677909, 1116556, 1355818, 2711636, 4745363, 9490726, 18981452]

約数ペア:

[(1, 18981452), (2, 9490726), (4, 4745363), (7, 2711636), (14, 1355818), (17, 1116556), (28, 677909), (34, 558278), (68, 279139), (119, 159508), (238, 79754), (476, 39877)]