12939436

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 23362416

約数和(自身を除く): 10422980

約数列:

[1, 2, 4, 41, 82, 164, 257, 307, 514, 614, 1028, 1228, 10537, 12587, 21074, 25174, 42148, 50348, 78899, 157798, 315596, 3234859, 6469718, 12939436]

約数ペア:

[(1, 12939436), (2, 6469718), (4, 3234859), (41, 315596), (82, 157798), (164, 78899), (257, 50348), (307, 42148), (514, 25174), (614, 21074), (1028, 12587), (1228, 10537)]