20009412

素因数分解:

$2^2\times 3^2\times {\mathrm{677}}^1\times {\mathrm{821}}^1$

素因数の和:1508

約数の個数: 36

約数和(自身を含む): 50715756

約数和(自身を除く): 30706344

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 677, 821, 1354, 1642, 2031, 2463, 2708, 3284, 4062, 4926, 6093, 7389, 8124, 9852, 12186, 14778, 24372, 29556, 555817, 1111634, 1667451, 2223268, 3334902, 5002353, 6669804, 10004706, 20009412]

約数ペア:

[(1, 20009412), (2, 10004706), (3, 6669804), (4, 5002353), (6, 3334902), (9, 2223268), (12, 1667451), (18, 1111634), (36, 555817), (677, 29556), (821, 24372), (1354, 14778), (1642, 12186), (2031, 9852), (2463, 8124), (2708, 7389), (3284, 6093), (4062, 4926)]