20952684

素因数分解:

$2^2\times 3^2\times {\mathrm{263}}^1\times {\mathrm{2213}}^1$

素因数の和:2486

約数の個数: 36

約数和(自身を含む): 53189136

約数和(自身を除く): 32236452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 263, 526, 789, 1052, 1578, 2213, 2367, 3156, 4426, 4734, 6639, 8852, 9468, 13278, 19917, 26556, 39834, 79668, 582019, 1164038, 1746057, 2328076, 3492114, 5238171, 6984228, 10476342, 20952684]

約数ペア:

[(1, 20952684), (2, 10476342), (3, 6984228), (4, 5238171), (6, 3492114), (9, 2328076), (12, 1746057), (18, 1164038), (36, 582019), (263, 79668), (526, 39834), (789, 26556), (1052, 19917), (1578, 13278), (2213, 9468), (2367, 8852), (3156, 6639), (4426, 4734)]