19761236

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{40829}}^1$

素因数の和:40855

約数の個数: 18

約数和(自身を含む): 38012730

約数和(自身を除く): 18251494

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 40829, 81658, 163316, 449119, 898238, 1796476, 4940309, 9880618, 19761236]

約数ペア:

[(1, 19761236), (2, 9880618), (4, 4940309), (11, 1796476), (22, 898238), (44, 449119), (121, 163316), (242, 81658), (484, 40829)]