199959874

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{10007}}^1$

素因数の和:10209

約数の個数: 16

約数和(自身を含む): 306004608

約数和(自身を除く): 106044734

約数列:

[1, 2, 97, 103, 194, 206, 9991, 10007, 19982, 20014, 970679, 1030721, 1941358, 2061442, 99979937, 199959874]

約数ペア:

[(1, 199959874), (2, 99979937), (97, 2061442), (103, 1941358), (194, 1030721), (206, 970679), (9991, 20014), (10007, 19982)]