18018555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3719}}^1$

素因数の和:3763

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 14122245

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 3719, 4845, 11157, 18595, 55785, 63223, 70661, 189669, 211983, 316115, 353305, 948345, 1059915, 1201237, 3603711, 6006185, 18018555]

約数ペア:

[(1, 18018555), (3, 6006185), (5, 3603711), (15, 1201237), (17, 1059915), (19, 948345), (51, 353305), (57, 316115), (85, 211983), (95, 189669), (255, 70661), (285, 63223), (323, 55785), (969, 18595), (1615, 11157), (3719, 4845)]