20525402

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{2027}}^1$

素因数の和:2173

約数の個数: 16

約数和(自身を含む): 31685472

約数和(自身を除く): 11160070

約数列:

[1, 2, 61, 83, 122, 166, 2027, 4054, 5063, 10126, 123647, 168241, 247294, 336482, 10262701, 20525402]

約数ペア:

[(1, 20525402), (2, 10262701), (61, 336482), (83, 247294), (122, 168241), (166, 123647), (2027, 10126), (4054, 5063)]