18604876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1069}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 34454000

約数和(自身を除く): 15849124

約数列:

[1, 2, 4, 19, 38, 76, 229, 458, 916, 1069, 2138, 4276, 4351, 8702, 17404, 20311, 40622, 81244, 244801, 489602, 979204, 4651219, 9302438, 18604876]

約数ペア:

[(1, 18604876), (2, 9302438), (4, 4651219), (19, 979204), (38, 489602), (76, 244801), (229, 81244), (458, 40622), (916, 20311), (1069, 17404), (2138, 8702), (4276, 4351)]