20198542

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8537}}^1$

素因数の和:8572

約数の個数: 24

約数和(自身を含む): 37498896

約数和(自身を除く): 17300354

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 1183, 2366, 8537, 17074, 59759, 110981, 119518, 221962, 776867, 1442753, 1553734, 2885506, 10099271, 20198542]

約数ペア:

[(1, 20198542), (2, 10099271), (7, 2885506), (13, 1553734), (14, 1442753), (26, 776867), (91, 221962), (169, 119518), (182, 110981), (338, 59759), (1183, 17074), (2366, 8537)]