31609914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20341}}^1$

素因数の和:20390

約数の個数: 32

約数和(自身を含む): 74207616

約数和(自身を除く): 42597702

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 20341, 40682, 61023, 122046, 142387, 284774, 427161, 752617, 854322, 1505234, 2257851, 4515702, 5268319, 10536638, 15804957, 31609914]

約数ペア:

[(1, 31609914), (2, 15804957), (3, 10536638), (6, 5268319), (7, 4515702), (14, 2257851), (21, 1505234), (37, 854322), (42, 752617), (74, 427161), (111, 284774), (222, 142387), (259, 122046), (518, 61023), (777, 40682), (1554, 20341)]