20586874

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3613}}^1$

素因数の和:3670

約数の個数: 32

約数和(自身を含む): 39551616

約数和(自身を除く): 18964742

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 3613, 5698, 7226, 25291, 39743, 50582, 79486, 133681, 267362, 278201, 556402, 935767, 1470491, 1871534, 2940982, 10293437, 20586874]

約数ペア:

[(1, 20586874), (2, 10293437), (7, 2940982), (11, 1871534), (14, 1470491), (22, 935767), (37, 556402), (74, 278201), (77, 267362), (154, 133681), (259, 79486), (407, 50582), (518, 39743), (814, 25291), (2849, 7226), (3613, 5698)]