18217963521

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{265193}}^1$

素因数の和:265665

約数の個数: 24

約数和(自身を含む): 27924928200

約数和(自身を除く): 9706964679

約数列:

[1, 3, 9, 17, 51, 153, 449, 1347, 4041, 7633, 22899, 68697, 265193, 795579, 2386737, 4508281, 13524843, 40574529, 119071657, 357214971, 1071644913, 2024218169, 6072654507, 18217963521]

約数ペア:

[(1, 18217963521), (3, 6072654507), (9, 2024218169), (17, 1071644913), (51, 357214971), (153, 119071657), (449, 40574529), (1347, 13524843), (4041, 4508281), (7633, 2386737), (22899, 795579), (68697, 265193)]