18237855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1933}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 31748544

約数和(自身を除く): 13510689

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 555, 629, 1887, 1933, 3145, 5799, 9435, 9665, 28995, 32861, 71521, 98583, 164305, 214563, 357605, 492915, 1072815, 1215857, 3647571, 6079285, 18237855]

約数ペア:

[(1, 18237855), (3, 6079285), (5, 3647571), (15, 1215857), (17, 1072815), (37, 492915), (51, 357605), (85, 214563), (111, 164305), (185, 98583), (255, 71521), (555, 32861), (629, 28995), (1887, 9665), (1933, 9435), (3145, 5799)]