208692506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{571}}^1$

素因数の和:1070

約数の個数: 32

約数和(自身を含む): 352123200

約数和(自身を除く): 143430694

約数列:

[1, 2, 11, 22, 37, 74, 407, 449, 571, 814, 898, 1142, 4939, 6281, 9878, 12562, 16613, 21127, 33226, 42254, 182743, 232397, 256379, 365486, 464794, 512758, 2820169, 5640338, 9486023, 18972046, 104346253, 208692506]

約数ペア:

[(1, 208692506), (2, 104346253), (11, 18972046), (22, 9486023), (37, 5640338), (74, 2820169), (407, 512758), (449, 464794), (571, 365486), (814, 256379), (898, 232397), (1142, 182743), (4939, 42254), (6281, 33226), (9878, 21127), (12562, 16613)]