1881223345

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{281}}^1\times {\mathrm{3709}}^1$

素因数の和:4033

約数の個数: 24

約数和(自身を含む): 2391658920

約数和(自身を除く): 510435575

約数列:

[1, 5, 19, 95, 281, 361, 1405, 1805, 3709, 5339, 18545, 26695, 70471, 101441, 352355, 507205, 1042229, 1338949, 5211145, 6694745, 19802351, 99011755, 376244669, 1881223345]

約数ペア:

[(1, 1881223345), (5, 376244669), (19, 99011755), (95, 19802351), (281, 6694745), (361, 5211145), (1405, 1338949), (1805, 1042229), (3709, 507205), (5339, 352355), (18545, 101441), (26695, 70471)]