19121457

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1873}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 26445888

約数和(自身を除く): 7324431

約数列:

[1, 3, 41, 83, 123, 249, 1873, 3403, 5619, 10209, 76793, 155459, 230379, 466377, 6373819, 19121457]

約数ペア:

[(1, 19121457), (3, 6373819), (41, 466377), (83, 230379), (123, 155459), (249, 76793), (1873, 10209), (3403, 5619)]