18022005

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12919}}^1$

素因数の和:12961

約数の個数: 24

約数和(自身を含む): 32248320

約数和(自身を除く): 14226315

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 12919, 38757, 64595, 116271, 193785, 400489, 581355, 1201467, 2002445, 3604401, 6007335, 18022005]

約数ペア:

[(1, 18022005), (3, 6007335), (5, 3604401), (9, 2002445), (15, 1201467), (31, 581355), (45, 400489), (93, 193785), (155, 116271), (279, 64595), (465, 38757), (1395, 12919)]