980561918

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{194017}}^1$

素因数の和:194064

約数の個数: 24

約数和(自身を含む): 1774100592

約数和(自身を除く): 793538674

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 5054, 194017, 388034, 1358119, 2716238, 3686323, 7372646, 25804261, 51608522, 70040137, 140080274, 490280959, 980561918]

約数ペア:

[(1, 980561918), (2, 490280959), (7, 140080274), (14, 70040137), (19, 51608522), (38, 25804261), (133, 7372646), (266, 3686323), (361, 2716238), (722, 1358119), (2527, 388034), (5054, 194017)]