205945690

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{188941}}^1$

素因数の和:189057

約数の個数: 16

約数和(自身を含む): 374105160

約数和(自身を除く): 168159470

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 188941, 377882, 944705, 1889410, 20594569, 41189138, 102972845, 205945690]

約数ペア:

[(1, 205945690), (2, 102972845), (5, 41189138), (10, 20594569), (109, 1889410), (218, 944705), (545, 377882), (1090, 188941)]