20894708

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{58693}}^1$

素因数の和:58786

約数の個数: 12

約数和(自身を含む): 36977220

約数和(自身を除く): 16082512

約数列:

[1, 2, 4, 89, 178, 356, 58693, 117386, 234772, 5223677, 10447354, 20894708]

約数ペア:

[(1, 20894708), (2, 10447354), (4, 5223677), (89, 234772), (178, 117386), (356, 58693)]