64929488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{312161}}^1$

素因数の和:312182

約数の個数: 20

約数和(自身を含む): 135478308

約数和(自身を除く): 70548820

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 312161, 624322, 1248644, 2497288, 4058093, 4994576, 8116186, 16232372, 32464744, 64929488]

約数ペア:

[(1, 64929488), (2, 32464744), (4, 16232372), (8, 8116186), (13, 4994576), (16, 4058093), (26, 2497288), (52, 1248644), (104, 624322), (208, 312161)]