20183880978

素因数分解:

$2^1\times 3^2\times {\mathrm{3911}}^1\times {\mathrm{286711}}^1$

素因数の和:290630

約数の個数: 24

約数和(自身を含む): 43743076416

約数和(自身を除く): 23559195438

約数列:

[1, 2, 3, 6, 9, 18, 3911, 7822, 11733, 23466, 35199, 70398, 286711, 573422, 860133, 1720266, 2580399, 5160798, 1121326721, 2242653442, 3363980163, 6727960326, 10091940489, 20183880978]

約数ペア:

[(1, 20183880978), (2, 10091940489), (3, 6727960326), (6, 3363980163), (9, 2242653442), (18, 1121326721), (3911, 5160798), (7822, 2580399), (11733, 1720266), (23466, 860133), (35199, 573422), (70398, 286711)]