12886406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1129}}^1$

素因数の和:1583

約数の個数: 16

約数和(自身を含む): 20882400

約数和(自身を除く): 7995994

約数列:

[1, 2, 13, 26, 439, 878, 1129, 2258, 5707, 11414, 14677, 29354, 495631, 991262, 6443203, 12886406]

約数ペア:

[(1, 12886406), (2, 6443203), (13, 991262), (26, 495631), (439, 29354), (878, 14677), (1129, 11414), (2258, 5707)]