20162957552

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{1965967}}^1$

素因数の和:1966616

約数の個数: 20

約数和(自身を含む): 39126695136

約数和(自身を除く): 18963737584

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 1965967, 3931934, 7863868, 15727736, 31455472, 1260184847, 2520369694, 5040739388, 10081478776, 20162957552]

約数ペア:

[(1, 20162957552), (2, 10081478776), (4, 5040739388), (8, 2520369694), (16, 1260184847), (641, 31455472), (1282, 15727736), (2564, 7863868), (5128, 3931934), (10256, 1965967)]