20087518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19427}}^1$

素因数の和:19487

約数の個数: 16

約数和(自身を含む): 33571584

約数和(自身を除く): 13484066

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19427, 38854, 213697, 427394, 913069, 1826138, 10043759, 20087518]

約数ペア:

[(1, 20087518), (2, 10043759), (11, 1826138), (22, 913069), (47, 427394), (94, 213697), (517, 38854), (1034, 19427)]