20148874

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{677}}^1$

素因数の和:1349

約数の個数: 16

約数和(自身を含む): 31632768

約数和(自身を除く): 11483894

約数列:

[1, 2, 23, 46, 647, 677, 1294, 1354, 14881, 15571, 29762, 31142, 438019, 876038, 10074437, 20148874]

約数ペア:

[(1, 20148874), (2, 10074437), (23, 876038), (46, 438019), (647, 31142), (677, 29762), (1294, 15571), (1354, 14881)]