20121015208

素因数分解:

$2^3\times 7^1\times {\mathrm{359303843}}^1$

素因数の和:359303856

約数の個数: 16

約数和(自身を含む): 43116461280

約数和(自身を除く): 22995446072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 359303843, 718607686, 1437215372, 2515126901, 2874430744, 5030253802, 10060507604, 20121015208]

約数ペア:

[(1, 20121015208), (2, 10060507604), (4, 5030253802), (7, 2874430744), (8, 2515126901), (14, 1437215372), (28, 718607686), (56, 359303843)]