12898418

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1290

約数の個数: 24

約数和(自身を含む): 21643776

約数和(自身を除く): 8745358

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 1231, 2462, 5239, 10478, 16003, 32006, 38161, 76322, 208039, 416078, 496093, 992186, 6449209, 12898418]

約数ペア:

[(1, 12898418), (2, 6449209), (13, 992186), (26, 496093), (31, 416078), (62, 208039), (169, 76322), (338, 38161), (403, 32006), (806, 16003), (1231, 10478), (2462, 5239)]