201914691775

素因数分解:

$5^2\times {\mathrm{131}}^1\times {\mathrm{2243}}^1\times {\mathrm{27487}}^1$

素因数の和:29871

約数の個数: 24

約数和(自身を含む): 252407130624

約数和(自身を除く): 50492438849

約数列:

[1, 5, 25, 131, 655, 2243, 3275, 11215, 27487, 56075, 137435, 293833, 687175, 1469165, 3600797, 7345825, 18003985, 61653341, 90019925, 308266705, 1541333525, 8076587671, 40382938355, 201914691775]

約数ペア:

[(1, 201914691775), (5, 40382938355), (25, 8076587671), (131, 1541333525), (655, 308266705), (2243, 90019925), (3275, 61653341), (11215, 18003985), (27487, 7345825), (56075, 3600797), (137435, 1469165), (293833, 687175)]