20564898

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149021}}^1$

素因数の和:149049

約数の個数: 16

約数和(自身を含む): 42918336

約数和(自身を除く): 22353438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 149021, 298042, 447063, 894126, 3427483, 6854966, 10282449, 20564898]

約数ペア:

[(1, 20564898), (2, 10282449), (3, 6854966), (6, 3427483), (23, 894126), (46, 447063), (69, 298042), (138, 149021)]