20630772

素因数分解:

$2^2\times 3^2\times {\mathrm{263}}^1\times {\mathrm{2179}}^1$

素因数の和:2452

約数の個数: 36

約数和(自身を含む): 52372320

約数和(自身を除く): 31741548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 263, 526, 789, 1052, 1578, 2179, 2367, 3156, 4358, 4734, 6537, 8716, 9468, 13074, 19611, 26148, 39222, 78444, 573077, 1146154, 1719231, 2292308, 3438462, 5157693, 6876924, 10315386, 20630772]

約数ペア:

[(1, 20630772), (2, 10315386), (3, 6876924), (4, 5157693), (6, 3438462), (9, 2292308), (12, 1719231), (18, 1146154), (36, 573077), (263, 78444), (526, 39222), (789, 26148), (1052, 19611), (1578, 13074), (2179, 9468), (2367, 8716), (3156, 6537), (4358, 4734)]