20485738

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{112559}}^1$

素因数の和:112581

約数の個数: 16

約数和(自身を含む): 37820160

約数和(自身を除く): 17334422

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 112559, 225118, 787913, 1463267, 1575826, 2926534, 10242869, 20485738]

約数ペア:

[(1, 20485738), (2, 10242869), (7, 2926534), (13, 1575826), (14, 1463267), (26, 787913), (91, 225118), (182, 112559)]