51914512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{249589}}^1$

素因数の和:249610

約数の個数: 20

約数和(自身を含む): 108322060

約数和(自身を除く): 56407548

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 249589, 499178, 998356, 1996712, 3244657, 3993424, 6489314, 12978628, 25957256, 51914512]

約数ペア:

[(1, 51914512), (2, 25957256), (4, 12978628), (8, 6489314), (13, 3993424), (16, 3244657), (26, 1996712), (52, 998356), (104, 499178), (208, 249589)]