15706418

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 29205120

約数和(自身を除く): 13498702

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 211, 409, 422, 818, 1477, 2743, 2863, 2954, 5317, 5486, 5726, 10634, 19201, 37219, 38402, 74438, 86299, 172598, 604093, 1121887, 1208186, 2243774, 7853209, 15706418]

約数ペア:

[(1, 15706418), (2, 7853209), (7, 2243774), (13, 1208186), (14, 1121887), (26, 604093), (91, 172598), (182, 86299), (211, 74438), (409, 38402), (422, 37219), (818, 19201), (1477, 10634), (2743, 5726), (2863, 5486), (2954, 5317)]