20446887

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5113}}^1$

素因数の和:5190

約数の個数: 16

約数和(自身を含む): 28802048

約数和(自身を除く): 8355161

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 5113, 15339, 158503, 219859, 475509, 659577, 6815629, 20446887]

約数ペア:

[(1, 20446887), (3, 6815629), (31, 659577), (43, 475509), (93, 219859), (129, 158503), (1333, 15339), (3999, 5113)]