20641150

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{6997}}^1$

素因数の和:7068

約数の個数: 24

約数和(自身を含む): 39048840

約数和(自身を除く): 18407690

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 1475, 2950, 6997, 13994, 34985, 69970, 174925, 349850, 412823, 825646, 2064115, 4128230, 10320575, 20641150]

約数ペア:

[(1, 20641150), (2, 10320575), (5, 4128230), (10, 2064115), (25, 825646), (50, 412823), (59, 349850), (118, 174925), (295, 69970), (590, 34985), (1475, 13994), (2950, 6997)]