209898364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{6397}}^1$

素因数の和:7045

約数の個数: 24

約数和(自身を含む): 396266528

約数和(自身を除く): 186368164

約数列:

[1, 2, 4, 13, 26, 52, 631, 1262, 2524, 6397, 8203, 12794, 16406, 25588, 32812, 83161, 166322, 332644, 4036507, 8073014, 16146028, 52474591, 104949182, 209898364]

約数ペア:

[(1, 209898364), (2, 104949182), (4, 52474591), (13, 16146028), (26, 8073014), (52, 4036507), (631, 332644), (1262, 166322), (2524, 83161), (6397, 32812), (8203, 25588), (12794, 16406)]