20284413

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1973}}^1$

素因数の和:2148

約数の個数: 16

約数和(自身を含む): 28425600

約数和(自身を除く): 8141187

約数列:

[1, 3, 23, 69, 149, 447, 1973, 3427, 5919, 10281, 45379, 136137, 293977, 881931, 6761471, 20284413]

約数ペア:

[(1, 20284413), (3, 6761471), (23, 881931), (69, 293977), (149, 136137), (447, 45379), (1973, 10281), (3427, 5919)]