2020804945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1151}}^1\times {\mathrm{18481}}^1$

素因数の和:19656

約数の個数: 16

約数和(自身を含む): 2554951680

約数和(自身を除く): 534146735

約数列:

[1, 5, 19, 95, 1151, 5755, 18481, 21869, 92405, 109345, 351139, 1755695, 21271631, 106358155, 404160989, 2020804945]

約数ペア:

[(1, 2020804945), (5, 404160989), (19, 106358155), (95, 21271631), (1151, 1755695), (5755, 351139), (18481, 109345), (21869, 92405)]