19640735

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{733}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 24732864

約数和(自身を除く): 5092129

約数列:

[1, 5, 23, 115, 233, 733, 1165, 3665, 5359, 16859, 26795, 84295, 170789, 853945, 3928147, 19640735]

約数ペア:

[(1, 19640735), (5, 3928147), (23, 853945), (115, 170789), (233, 84295), (733, 26795), (1165, 16859), (3665, 5359)]