18077060

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1019}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 38041920

約数和(自身を除く): 19964860

約数列:

[1, 2, 4, 5, 10, 20, 887, 1019, 1774, 2038, 3548, 4076, 4435, 5095, 8870, 10190, 17740, 20380, 903853, 1807706, 3615412, 4519265, 9038530, 18077060]

約数ペア:

[(1, 18077060), (2, 9038530), (4, 4519265), (5, 3615412), (10, 1807706), (20, 903853), (887, 20380), (1019, 17740), (1774, 10190), (2038, 8870), (3548, 5095), (4076, 4435)]