208156904

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{198623}}^1$

素因数の和:198760

約数の個数: 16

約数和(自身を含む): 393275520

約数和(自身を除く): 185118616

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 198623, 397246, 794492, 1588984, 26019613, 52039226, 104078452, 208156904]

約数ペア:

[(1, 208156904), (2, 104078452), (4, 52039226), (8, 26019613), (131, 1588984), (262, 794492), (524, 397246), (1048, 198623)]