20945330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8087}}^1$

素因数の和:8138

約数の個数: 32

約数和(自身を含む): 44257536

約数和(自身を除く): 23312206

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 8087, 16174, 40435, 56609, 80870, 113218, 283045, 299219, 566090, 598438, 1496095, 2094533, 2992190, 4189066, 10472665, 20945330]

約数ペア:

[(1, 20945330), (2, 10472665), (5, 4189066), (7, 2992190), (10, 2094533), (14, 1496095), (35, 598438), (37, 566090), (70, 299219), (74, 283045), (185, 113218), (259, 80870), (370, 56609), (518, 40435), (1295, 16174), (2590, 8087)]