20754531

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10627}}^1$

素因数の和:10671

約数の個数: 24

約数和(自身を含む): 35369984

約数和(自身を除く): 14615453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 10627, 31881, 74389, 95643, 223167, 329437, 669501, 988311, 2306059, 2964933, 6918177, 20754531]

約数ペア:

[(1, 20754531), (3, 6918177), (7, 2964933), (9, 2306059), (21, 988311), (31, 669501), (63, 329437), (93, 223167), (217, 95643), (279, 74389), (651, 31881), (1953, 10627)]