18389950

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1867}}^1$

素因数の和:2076

約数の個数: 24

約数和(自身を含む): 34397352

約数和(自身を除く): 16007402

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1867, 1970, 3734, 4925, 9335, 9850, 18670, 46675, 93350, 367799, 735598, 1838995, 3677990, 9194975, 18389950]

約数ペア:

[(1, 18389950), (2, 9194975), (5, 3677990), (10, 1838995), (25, 735598), (50, 367799), (197, 93350), (394, 46675), (985, 18670), (1867, 9850), (1970, 9335), (3734, 4925)]