18828585

素因数分解:

$3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 33682560

約数和(自身を除く): 14853975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 211, 633, 661, 1055, 1899, 1983, 3165, 3305, 5697, 5949, 9495, 9915, 17847, 28485, 29745, 89235, 139471, 418413, 697355, 1255239, 2092065, 3765717, 6276195, 18828585]

約数ペア:

[(1, 18828585), (3, 6276195), (5, 3765717), (9, 2092065), (15, 1255239), (27, 697355), (45, 418413), (135, 139471), (211, 89235), (633, 29745), (661, 28485), (1055, 17847), (1899, 9915), (1983, 9495), (3165, 5949), (3305, 5697)]