18772580

素因数分解:

$2^2\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1063}}^1$

素因数の和:1955

約数の個数: 24

約数和(自身を含む): 39504192

約数和(自身を除く): 20731612

約数列:

[1, 2, 4, 5, 10, 20, 883, 1063, 1766, 2126, 3532, 4252, 4415, 5315, 8830, 10630, 17660, 21260, 938629, 1877258, 3754516, 4693145, 9386290, 18772580]

約数ペア:

[(1, 18772580), (2, 9386290), (4, 4693145), (5, 3754516), (10, 1877258), (20, 938629), (883, 21260), (1063, 17660), (1766, 10630), (2126, 8830), (3532, 5315), (4252, 4415)]