20356524

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29761}}^1$

素因数の和:29790

約数の個数: 36

約数和(自身を含む): 54166840

約数和(自身を除く): 33810316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 29761, 59522, 89283, 119044, 178566, 267849, 357132, 535698, 565459, 1071396, 1130918, 1696377, 2261836, 3392754, 5089131, 6785508, 10178262, 20356524]

約数ペア:

[(1, 20356524), (2, 10178262), (3, 6785508), (4, 5089131), (6, 3392754), (9, 2261836), (12, 1696377), (18, 1130918), (19, 1071396), (36, 565459), (38, 535698), (57, 357132), (76, 267849), (114, 178566), (171, 119044), (228, 89283), (342, 59522), (684, 29761)]