20198165769

素因数分解:

$3^2\times {\mathrm{191}}^1\times {\mathrm{2129}}^1\times {\mathrm{5519}}^1$

素因数の和:7845

約数の個数: 24

約数和(自身を含む): 29346969600

約数和(自身を除く): 9148803831

約数列:

[1, 3, 9, 191, 573, 1719, 2129, 5519, 6387, 16557, 19161, 49671, 406639, 1054129, 1219917, 3162387, 3659751, 9487161, 11749951, 35249853, 105749559, 2244240641, 6732721923, 20198165769]

約数ペア:

[(1, 20198165769), (3, 6732721923), (9, 2244240641), (191, 105749559), (573, 35249853), (1719, 11749951), (2129, 9487161), (5519, 3659751), (6387, 3162387), (16557, 1219917), (19161, 1054129), (49671, 406639)]