20681853

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{8101}}^1$

素因数の和:8164

約数の個数: 16

約数和(自身を含む): 29556096

約数和(自身を除く): 8874243

約数列:

[1, 3, 23, 37, 69, 111, 851, 2553, 8101, 24303, 186323, 299737, 558969, 899211, 6893951, 20681853]

約数ペア:

[(1, 20681853), (3, 6893951), (23, 899211), (37, 558969), (69, 299737), (111, 186323), (851, 24303), (2553, 8101)]