18309005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{883}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 26732160

約数和(自身を除く): 8423155

約数列:

[1, 5, 11, 13, 29, 55, 65, 143, 145, 319, 377, 715, 883, 1595, 1885, 4147, 4415, 9713, 11479, 20735, 25607, 48565, 57395, 126269, 128035, 281677, 332891, 631345, 1408385, 1664455, 3661801, 18309005]

約数ペア:

[(1, 18309005), (5, 3661801), (11, 1664455), (13, 1408385), (29, 631345), (55, 332891), (65, 281677), (143, 128035), (145, 126269), (319, 57395), (377, 48565), (715, 25607), (883, 20735), (1595, 11479), (1885, 9713), (4147, 4415)]