668812112

素因数分解:

$2^4\times {\mathrm{3361}}^1\times {\mathrm{12437}}^1$

素因数の和:15806

約数の個数: 20

約数和(自身を含む): 1296313236

約数和(自身を除く): 627501124

約数列:

[1, 2, 4, 8, 16, 3361, 6722, 12437, 13444, 24874, 26888, 49748, 53776, 99496, 198992, 41800757, 83601514, 167203028, 334406056, 668812112]

約数ペア:

[(1, 668812112), (2, 334406056), (4, 167203028), (8, 83601514), (16, 41800757), (3361, 198992), (6722, 99496), (12437, 53776), (13444, 49748), (24874, 26888)]