20904608

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{28403}}^1$

素因数の和:28436

約数の個数: 24

約数和(自身を含む): 42946848

約数和(自身を除く): 22042240

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 28403, 56806, 113612, 227224, 454448, 653269, 908896, 1306538, 2613076, 5226152, 10452304, 20904608]

約数ペア:

[(1, 20904608), (2, 10452304), (4, 5226152), (8, 2613076), (16, 1306538), (23, 908896), (32, 653269), (46, 454448), (92, 227224), (184, 113612), (368, 56806), (736, 28403)]