20015686

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{457}}^1$

素因数の和:879

約数の個数: 16

約数和(自身を含む): 30667680

約数和(自身を除く): 10651994

約数列:

[1, 2, 61, 122, 359, 457, 718, 914, 21899, 27877, 43798, 55754, 164063, 328126, 10007843, 20015686]

約数ペア:

[(1, 20015686), (2, 10007843), (61, 328126), (122, 164063), (359, 55754), (457, 43798), (718, 27877), (914, 21899)]