20562452

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4259}}^1$

素因数の和:4351

約数の個数: 24

約数和(自身を含む): 38646720

約数和(自身を除く): 18084268

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4259, 4828, 8518, 17036, 72403, 144806, 289612, 302389, 604778, 1209556, 5140613, 10281226, 20562452]

約数ペア:

[(1, 20562452), (2, 10281226), (4, 5140613), (17, 1209556), (34, 604778), (68, 302389), (71, 289612), (142, 144806), (284, 72403), (1207, 17036), (2414, 8518), (4259, 4828)]