208966010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{51343}}^1$

素因数の和:51398

約数の個数: 32

約数和(自身を含む): 421431552

約数和(自身を除く): 212465542

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 51343, 102686, 256715, 513430, 564773, 1129546, 1899691, 2823865, 3799382, 5647730, 9498455, 18996910, 20896601, 41793202, 104483005, 208966010]

約数ペア:

[(1, 208966010), (2, 104483005), (5, 41793202), (10, 20896601), (11, 18996910), (22, 9498455), (37, 5647730), (55, 3799382), (74, 2823865), (110, 1899691), (185, 1129546), (370, 564773), (407, 513430), (814, 256715), (2035, 102686), (4070, 51343)]