20187208066

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1\times {\mathrm{440711}}^1$

素因数の和:441369

約数の個数: 16

約数和(自身を含む): 31149524160

約数和(自身を除く): 10962316094

約数列:

[1, 2, 37, 74, 619, 1238, 22903, 45806, 440711, 881422, 16306307, 32612614, 272800109, 545600218, 10093604033, 20187208066]

約数ペア:

[(1, 20187208066), (2, 10093604033), (37, 545600218), (74, 272800109), (619, 32612614), (1238, 16306307), (22903, 881422), (45806, 440711)]