20922854

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{2153}}^1$

素因数の和:2311

約数の個数: 16

約数和(自身を含む): 32413392

約数和(自身を除く): 11490538

約数列:

[1, 2, 43, 86, 113, 226, 2153, 4306, 4859, 9718, 92579, 185158, 243289, 486578, 10461427, 20922854]

約数ペア:

[(1, 20922854), (2, 10461427), (43, 486578), (86, 243289), (113, 185158), (226, 92579), (2153, 9718), (4306, 4859)]