9968165980

素因数分解:

$2^2\times 5^1\times {\mathrm{498408299}}^1$

素因数の和:498408308

約数の個数: 12

約数和(自身を含む): 20933148600

約数和(自身を除く): 10964982620

約数列:

[1, 2, 4, 5, 10, 20, 498408299, 996816598, 1993633196, 2492041495, 4984082990, 9968165980]

約数ペア:

[(1, 9968165980), (2, 4984082990), (4, 2492041495), (5, 1993633196), (10, 996816598), (20, 498408299)]