20561844

素因数分解:

$2^2\times 3^1\times {\mathrm{677}}^1\times {\mathrm{2531}}^1$

素因数の和:3215

約数の個数: 24

約数和(自身を含む): 48067488

約数和(自身を除く): 27505644

約数列:

[1, 2, 3, 4, 6, 12, 677, 1354, 2031, 2531, 2708, 4062, 5062, 7593, 8124, 10124, 15186, 30372, 1713487, 3426974, 5140461, 6853948, 10280922, 20561844]

約数ペア:

[(1, 20561844), (2, 10280922), (3, 6853948), (4, 5140461), (6, 3426974), (12, 1713487), (677, 30372), (1354, 15186), (2031, 10124), (2531, 8124), (2708, 7593), (4062, 5062)]