18118457

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5923}}^1$

素因数の和:5972

約数の個数: 16

約数和(自身を含む): 22748160

約数和(自身を除く): 4629703

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 5923, 41461, 112537, 136229, 787759, 953603, 2588351, 18118457]

約数ペア:

[(1, 18118457), (7, 2588351), (19, 953603), (23, 787759), (133, 136229), (161, 112537), (437, 41461), (3059, 5923)]