20571424

素因数分解:

$2^5\times {\mathrm{113}}^1\times {\mathrm{5689}}^1$

素因数の和:5812

約数の個数: 24

約数和(自身を含む): 40865580

約数和(自身を除く): 20294156

約数列:

[1, 2, 4, 8, 16, 32, 113, 226, 452, 904, 1808, 3616, 5689, 11378, 22756, 45512, 91024, 182048, 642857, 1285714, 2571428, 5142856, 10285712, 20571424]

約数ペア:

[(1, 20571424), (2, 10285712), (4, 5142856), (8, 2571428), (16, 1285714), (32, 642857), (113, 182048), (226, 91024), (452, 45512), (904, 22756), (1808, 11378), (3616, 5689)]