20100389771

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{733}}^1\times {\mathrm{1597}}^1$

素因数の和:2571

約数の個数: 32

約数和(自身を含む): 25222729728

約数和(自身を除く): 5122339957

約数列:

[1, 7, 11, 77, 223, 733, 1561, 1597, 2453, 5131, 8063, 11179, 17171, 17567, 56441, 122969, 163459, 356131, 1144213, 1170601, 1798049, 2492917, 3917441, 8194207, 12586343, 12876611, 27422087, 90136277, 261044023, 1827308161, 2871484253, 20100389771]

約数ペア:

[(1, 20100389771), (7, 2871484253), (11, 1827308161), (77, 261044023), (223, 90136277), (733, 27422087), (1561, 12876611), (1597, 12586343), (2453, 8194207), (5131, 3917441), (8063, 2492917), (11179, 1798049), (17171, 1170601), (17567, 1144213), (56441, 356131), (122969, 163459)]