18023555

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^3$

素因数の和:120

約数の個数: 24

約数和(自身を含む): 24565632

約数和(自身を除く): 6542077

約数列:

[1, 5, 11, 31, 55, 121, 155, 341, 605, 961, 1705, 3751, 4805, 10571, 18755, 29791, 52855, 116281, 148955, 327701, 581405, 1638505, 3604711, 18023555]

約数ペア:

[(1, 18023555), (5, 3604711), (11, 1638505), (31, 581405), (55, 327701), (121, 148955), (155, 116281), (341, 52855), (605, 29791), (961, 18755), (1705, 10571), (3751, 4805)]