20802212858

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{11342537}}^1$

素因数の和:11342677

約数の個数: 16

約数和(自身を含む): 35933160384

約数和(自身を除く): 15130947526

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 11342537, 22685074, 79397759, 158795518, 1485872347, 2971744694, 10401106429, 20802212858]

約数ペア:

[(1, 20802212858), (2, 10401106429), (7, 2971744694), (14, 1485872347), (131, 158795518), (262, 79397759), (917, 22685074), (1834, 11342537)]