191295218

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{20407}}^1$

素因数の和:20561

約数の個数: 16

約数和(自身を含む): 296324160

約数和(自身を除く): 105028942

約数列:

[1, 2, 43, 86, 109, 218, 4687, 9374, 20407, 40814, 877501, 1755002, 2224363, 4448726, 95647609, 191295218]

約数ペア:

[(1, 191295218), (2, 95647609), (43, 4448726), (86, 2224363), (109, 1755002), (218, 877501), (4687, 40814), (9374, 20407)]