20508164

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1297}}^1$

素因数の和:1427

約数の個数: 24

約数和(自身を含む): 37070880

約数和(自身を除く): 16562716

約数列:

[1, 2, 4, 59, 67, 118, 134, 236, 268, 1297, 2594, 3953, 5188, 7906, 15812, 76523, 86899, 153046, 173798, 306092, 347596, 5127041, 10254082, 20508164]

約数ペア:

[(1, 20508164), (2, 10254082), (4, 5127041), (59, 347596), (67, 306092), (118, 173798), (134, 153046), (236, 86899), (268, 76523), (1297, 15812), (2594, 7906), (3953, 5188)]