20313950

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{3797}}^1$

素因数の和:3916

約数の個数: 24

約数和(自身を含む): 38147112

約数和(自身を除く): 17833162

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 535, 1070, 2675, 3797, 5350, 7594, 18985, 37970, 94925, 189850, 406279, 812558, 2031395, 4062790, 10156975, 20313950]

約数ペア:

[(1, 20313950), (2, 10156975), (5, 4062790), (10, 2031395), (25, 812558), (50, 406279), (107, 189850), (214, 94925), (535, 37970), (1070, 18985), (2675, 7594), (3797, 5350)]