20171499088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96978361}}^1$

素因数の和:96978382

約数の個数: 20

約数和(自身を含む): 42088609108

約数和(自身を除く): 21917110020

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96978361, 193956722, 387913444, 775826888, 1260718693, 1551653776, 2521437386, 5042874772, 10085749544, 20171499088]

約数ペア:

[(1, 20171499088), (2, 10085749544), (4, 5042874772), (8, 2521437386), (13, 1551653776), (16, 1260718693), (26, 775826888), (52, 387913444), (104, 193956722), (208, 96978361)]