20615202

素因数分解:

$2^1\times 3^3\times {\mathrm{479}}^1\times {\mathrm{797}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 25349598

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 479, 797, 958, 1437, 1594, 2391, 2874, 4311, 4782, 7173, 8622, 12933, 14346, 21519, 25866, 43038, 381763, 763526, 1145289, 2290578, 3435867, 6871734, 10307601, 20615202]

約数ペア:

[(1, 20615202), (2, 10307601), (3, 6871734), (6, 3435867), (9, 2290578), (18, 1145289), (27, 763526), (54, 381763), (479, 43038), (797, 25866), (958, 21519), (1437, 14346), (1594, 12933), (2391, 8622), (2874, 7173), (4311, 4782)]