20937927

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1511}}^1$

素因数の和:1694

約数の個数: 16

約数和(自身を含む): 29030400

約数和(自身を除く): 8092473

約数列:

[1, 3, 31, 93, 149, 447, 1511, 4533, 4619, 13857, 46841, 140523, 225139, 675417, 6979309, 20937927]

約数ペア:

[(1, 20937927), (3, 6979309), (31, 675417), (93, 225139), (149, 140523), (447, 46841), (1511, 13857), (4533, 4619)]