18212843

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:734

約数の個数: 16

約数和(自身を含む): 20718816

約数和(自身を除く): 2505973

約数列:

[1, 11, 37, 73, 407, 613, 803, 2701, 6743, 22681, 29711, 44749, 249491, 492239, 1655713, 18212843]

約数ペア:

[(1, 18212843), (11, 1655713), (37, 492239), (73, 249491), (407, 44749), (613, 29711), (803, 22681), (2701, 6743)]