55581578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{19979}}^1$

素因数の和:20101

約数の個数: 16

約数和(自身を含む): 90629280

約数和(自身を除く): 35047702

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 19979, 39958, 259727, 519454, 2137753, 4275506, 27790789, 55581578]

約数ペア:

[(1, 55581578), (2, 27790789), (13, 4275506), (26, 2137753), (107, 519454), (214, 259727), (1391, 39958), (2782, 19979)]