18936691204

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{278480753}}^1$

素因数の和:278480774

約数の個数: 12

約数和(自身を含む): 35088575004

約数和(自身を除く): 16151883800

約数列:

[1, 2, 4, 17, 34, 68, 278480753, 556961506, 1113923012, 4734172801, 9468345602, 18936691204]

約数ペア:

[(1, 18936691204), (2, 9468345602), (4, 4734172801), (17, 1113923012), (34, 556961506), (68, 278480753)]