18327260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1201}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 44425920

約数和(自身を除く): 26098660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1201, 1526, 2180, 2402, 3052, 3815, 4804, 6005, 7630, 8407, 12010, 15260, 16814, 24020, 33628, 42035, 84070, 130909, 168140, 261818, 523636, 654545, 916363, 1309090, 1832726, 2618180, 3665452, 4581815, 9163630, 18327260]

約数ペア:

[(1, 18327260), (2, 9163630), (4, 4581815), (5, 3665452), (7, 2618180), (10, 1832726), (14, 1309090), (20, 916363), (28, 654545), (35, 523636), (70, 261818), (109, 168140), (140, 130909), (218, 84070), (436, 42035), (545, 33628), (763, 24020), (1090, 16814), (1201, 15260), (1526, 12010), (2180, 8407), (2402, 7630), (3052, 6005), (3815, 4804)]