20809614976

素因数分解:

$2^7\times {\mathrm{162575117}}^1$

素因数の和:162575131

約数の個数: 16

約数和(自身を含む): 41456655090

約数和(自身を除く): 20647040114

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 162575117, 325150234, 650300468, 1300600936, 2601201872, 5202403744, 10404807488, 20809614976]

約数ペア:

[(1, 20809614976), (2, 10404807488), (4, 5202403744), (8, 2601201872), (16, 1300600936), (32, 650300468), (64, 325150234), (128, 162575117)]