18840807

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1951}}^1$

素因数の和:2023

約数の個数: 24

約数和(自身を含む): 28928640

約数和(自身を除く): 10087833

約数列:

[1, 3, 9, 29, 37, 87, 111, 261, 333, 1073, 1951, 3219, 5853, 9657, 17559, 56579, 72187, 169737, 216561, 509211, 649683, 2093423, 6280269, 18840807]

約数ペア:

[(1, 18840807), (3, 6280269), (9, 2093423), (29, 649683), (37, 509211), (87, 216561), (111, 169737), (261, 72187), (333, 56579), (1073, 17559), (1951, 9657), (3219, 5853)]