20078734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45427}}^1$

素因数の和:45459

約数の個数: 16

約数和(自身を含む): 34343568

約数和(自身を除く): 14264834

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 45427, 90854, 590551, 772259, 1181102, 1544518, 10039367, 20078734]

約数ペア:

[(1, 20078734), (2, 10039367), (13, 1544518), (17, 1181102), (26, 772259), (34, 590551), (221, 90854), (442, 45427)]