20203085

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25097}}^1$

素因数の和:25132

約数の個数: 16

約数和(自身を含む): 28912896

約数和(自身を除く): 8709811

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 25097, 125485, 175679, 577231, 878395, 2886155, 4040617, 20203085]

約数ペア:

[(1, 20203085), (5, 4040617), (7, 2886155), (23, 878395), (35, 577231), (115, 175679), (161, 125485), (805, 25097)]