18629870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7193}}^1$

素因数の和:7244

約数の個数: 32

約数和(自身を含む): 39365568

約数和(自身を除く): 20735698

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 7193, 14386, 35965, 50351, 71930, 100702, 251755, 266141, 503510, 532282, 1330705, 1862987, 2661410, 3725974, 9314935, 18629870]

約数ペア:

[(1, 18629870), (2, 9314935), (5, 3725974), (7, 2661410), (10, 1862987), (14, 1330705), (35, 532282), (37, 503510), (70, 266141), (74, 251755), (185, 100702), (259, 71930), (370, 50351), (518, 35965), (1295, 14386), (2590, 7193)]