20205472

素因数分解:

$2^5\times 7^1\times {\mathrm{90203}}^1$

素因数の和:90220

約数の個数: 24

約数和(自身を含む): 45462816

約数和(自身を除く): 25257344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90203, 180406, 360812, 631421, 721624, 1262842, 1443248, 2525684, 2886496, 5051368, 10102736, 20205472]

約数ペア:

[(1, 20205472), (2, 10102736), (4, 5051368), (7, 2886496), (8, 2525684), (14, 1443248), (16, 1262842), (28, 721624), (32, 631421), (56, 360812), (112, 180406), (224, 90203)]