20382318

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 48477312

約数和(自身を除く): 28094994

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 311, 331, 622, 662, 933, 993, 1866, 1986, 2799, 2979, 3421, 3641, 5598, 5958, 6842, 7282, 10263, 10923, 20526, 21846, 30789, 32769, 61578, 65538, 102941, 205882, 308823, 617646, 926469, 1132351, 1852938, 2264702, 3397053, 6794106, 10191159, 20382318]

約数ペア:

[(1, 20382318), (2, 10191159), (3, 6794106), (6, 3397053), (9, 2264702), (11, 1852938), (18, 1132351), (22, 926469), (33, 617646), (66, 308823), (99, 205882), (198, 102941), (311, 65538), (331, 61578), (622, 32769), (662, 30789), (933, 21846), (993, 20526), (1866, 10923), (1986, 10263), (2799, 7282), (2979, 6842), (3421, 5958), (3641, 5598)]