18216540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101203}}^1$

素因数の和:101218

約数の個数: 36

約数和(自身を含む): 55257384

約数和(自身を除く): 37040844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 101203, 202406, 303609, 404812, 506015, 607218, 910827, 1012030, 1214436, 1518045, 1821654, 2024060, 3036090, 3643308, 4554135, 6072180, 9108270, 18216540]

約数ペア:

[(1, 18216540), (2, 9108270), (3, 6072180), (4, 4554135), (5, 3643308), (6, 3036090), (9, 2024060), (10, 1821654), (12, 1518045), (15, 1214436), (18, 1012030), (20, 910827), (30, 607218), (36, 506015), (45, 404812), (60, 303609), (90, 202406), (180, 101203)]