20412951

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5881}}^1$

素因数の和:5986

約数の個数: 16

約数和(自身を含む): 29645280

約数和(自身を除く): 9232329

約数列:

[1, 3, 13, 39, 89, 267, 1157, 3471, 5881, 17643, 76453, 229359, 523409, 1570227, 6804317, 20412951]

約数ペア:

[(1, 20412951), (3, 6804317), (13, 1570227), (39, 523409), (89, 229359), (267, 76453), (1157, 17643), (3471, 5881)]