20004675

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6203}}^1$

素因数の和:6259

約数の個数: 24

約数和(自身を含む): 33849024

約数和(自身を除く): 13844349

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 6203, 18609, 31015, 93045, 155075, 266729, 465225, 800187, 1333645, 4000935, 6668225, 20004675]

約数ペア:

[(1, 20004675), (3, 6668225), (5, 4000935), (15, 1333645), (25, 800187), (43, 465225), (75, 266729), (129, 155075), (215, 93045), (645, 31015), (1075, 18609), (3225, 6203)]