20677575

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{11987}}^1$

素因数の和:12023

約数の個数: 24

約数和(自身を含む): 35676288

約数和(自身を除く): 14998713

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 11987, 35961, 59935, 179805, 275701, 299675, 827103, 899025, 1378505, 4135515, 6892525, 20677575]

約数ペア:

[(1, 20677575), (3, 6892525), (5, 4135515), (15, 1378505), (23, 899025), (25, 827103), (69, 299675), (75, 275701), (115, 179805), (345, 59935), (575, 35961), (1725, 11987)]