209439088

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{37507}}^1$

素因数の和:37864

約数の個数: 20

約数和(自身を含む): 406961800

約数和(自身を除く): 197522712

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 37507, 75014, 150028, 300056, 600112, 13089943, 26179886, 52359772, 104719544, 209439088]

約数ペア:

[(1, 209439088), (2, 104719544), (4, 52359772), (8, 26179886), (16, 13089943), (349, 600112), (698, 300056), (1396, 150028), (2792, 75014), (5584, 37507)]