20877266

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{631}}^1$

素因数の和:937

約数の個数: 16

約数和(自身を含む): 31943808

約数和(自身を除く): 11066542

約数列:

[1, 2, 71, 142, 233, 466, 631, 1262, 16543, 33086, 44801, 89602, 147023, 294046, 10438633, 20877266]

約数ペア:

[(1, 20877266), (2, 10438633), (71, 294046), (142, 147023), (233, 89602), (466, 44801), (631, 33086), (1262, 16543)]