18696788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9041}}^1$

素因数の和:9103

約数の個数: 24

約数和(自身を含む): 36457344

約数和(自身を除く): 17760556

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 9041, 18082, 36164, 99451, 198902, 397804, 424927, 849854, 1699708, 4674197, 9348394, 18696788]

約数ペア:

[(1, 18696788), (2, 9348394), (4, 4674197), (11, 1699708), (22, 849854), (44, 424927), (47, 397804), (94, 198902), (188, 99451), (517, 36164), (1034, 18082), (2068, 9041)]