20216353914

素因数分解:

$2^1\times 3^2\times {\mathrm{1997}}^1\times {\mathrm{562409}}^1$

素因数の和:564414

約数の個数: 24

約数和(自身を含む): 43824112020

約数和(自身を除く): 23607758106

約数列:

[1, 2, 3, 6, 9, 18, 1997, 3994, 5991, 11982, 17973, 35946, 562409, 1124818, 1687227, 3374454, 5061681, 10123362, 1123130773, 2246261546, 3369392319, 6738784638, 10108176957, 20216353914]

約数ペア:

[(1, 20216353914), (2, 10108176957), (3, 6738784638), (6, 3369392319), (9, 2246261546), (18, 1123130773), (1997, 10123362), (3994, 5061681), (5991, 3374454), (11982, 1687227), (17973, 1124818), (35946, 562409)]