18781422

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7691}}^1$

素因数の和:7744

約数の個数: 32

約数和(自身を含む): 42090624

約数和(自身を除く): 23309202

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 7691, 15382, 23073, 46146, 84601, 169202, 253803, 284567, 507606, 569134, 853701, 1707402, 3130237, 6260474, 9390711, 18781422]

約数ペア:

[(1, 18781422), (2, 9390711), (3, 6260474), (6, 3130237), (11, 1707402), (22, 853701), (33, 569134), (37, 507606), (66, 284567), (74, 253803), (111, 169202), (222, 84601), (407, 46146), (814, 23073), (1221, 15382), (2442, 7691)]