20496176

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{12437}}^1$

素因数の和:12548

約数の個数: 20

約数和(自身を含む): 40100112

約数和(自身を除く): 19603936

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 12437, 24874, 49748, 99496, 198992, 1281011, 2562022, 5124044, 10248088, 20496176]

約数ペア:

[(1, 20496176), (2, 10248088), (4, 5124044), (8, 2562022), (16, 1281011), (103, 198992), (206, 99496), (412, 49748), (824, 24874), (1648, 12437)]