20488315

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{5879}}^1$

素因数の和:5942

約数の個数: 16

約数和(自身を含む): 26671680

約数和(自身を除く): 6183365

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 5879, 29395, 99943, 241039, 499715, 1205195, 4097663, 20488315]

約数ペア:

[(1, 20488315), (5, 4097663), (17, 1205195), (41, 499715), (85, 241039), (205, 99943), (697, 29395), (3485, 5879)]