20228859

素因数分解:

$3^4\times 7^1\times {\mathrm{35677}}^1$

素因数の和:35696

約数の個数: 20

約数和(自身を含む): 34536304

約数和(自身を除く): 14307445

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 35677, 107031, 249739, 321093, 749217, 963279, 2247651, 2889837, 6742953, 20228859]

約数ペア:

[(1, 20228859), (3, 6742953), (7, 2889837), (9, 2247651), (21, 963279), (27, 749217), (63, 321093), (81, 249739), (189, 107031), (567, 35677)]