129265436

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{89519}}^1$

素因数の和:89561

約数の個数: 18

約数和(自身を含む): 238749840

約数和(自身を除く): 109484404

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 89519, 179038, 358076, 1700861, 3401722, 6803444, 32316359, 64632718, 129265436]

約数ペア:

[(1, 129265436), (2, 64632718), (4, 32316359), (19, 6803444), (38, 3401722), (76, 1700861), (361, 358076), (722, 179038), (1444, 89519)]