20390706

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{161831}}^1$

素因数の和:161846

約数の個数: 24

約数和(自身を含む): 50491584

約数和(自身を除く): 30100878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 161831, 323662, 485493, 970986, 1132817, 1456479, 2265634, 2912958, 3398451, 6796902, 10195353, 20390706]

約数ペア:

[(1, 20390706), (2, 10195353), (3, 6796902), (6, 3398451), (7, 2912958), (9, 2265634), (14, 1456479), (18, 1132817), (21, 970986), (42, 485493), (63, 323662), (126, 161831)]