20566768

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8627}}^1$

素因数の和:8784

約数の個数: 20

約数和(自身を含む): 40120200

約数和(自身を除く): 19553432

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8627, 17254, 34508, 69016, 138032, 1285423, 2570846, 5141692, 10283384, 20566768]

約数ペア:

[(1, 20566768), (2, 10283384), (4, 5141692), (8, 2570846), (16, 1285423), (149, 138032), (298, 69016), (596, 34508), (1192, 17254), (2384, 8627)]