20589034809

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{17911}}^1$

素因数の和:18050

約数の個数: 64

約数和(自身を含む): 34299330560

約数和(自身を除く): 13710295751

約数列:

[1, 3, 7, 19, 21, 43, 57, 67, 129, 133, 201, 301, 399, 469, 817, 903, 1273, 1407, 2451, 2881, 3819, 5719, 8643, 8911, 17157, 17911, 20167, 26733, 53733, 54739, 60501, 125377, 164217, 340309, 376131, 383173, 770173, 1020927, 1149519, 1200037, 2310519, 2382163, 3600111, 5391211, 7146489, 8400259, 14633287, 16173633, 22800703, 25200777, 43899861, 51601591, 68402109, 102433009, 154804773, 159604921, 307299027, 361211137, 478814763, 980430229, 1083633411, 2941290687, 6863011603, 20589034809]

約数ペア:

[(1, 20589034809), (3, 6863011603), (7, 2941290687), (19, 1083633411), (21, 980430229), (43, 478814763), (57, 361211137), (67, 307299027), (129, 159604921), (133, 154804773), (201, 102433009), (301, 68402109), (399, 51601591), (469, 43899861), (817, 25200777), (903, 22800703), (1273, 16173633), (1407, 14633287), (2451, 8400259), (2881, 7146489), (3819, 5391211), (5719, 3600111), (8643, 2382163), (8911, 2310519), (17157, 1200037), (17911, 1149519), (20167, 1020927), (26733, 770173), (53733, 383173), (54739, 376131), (60501, 340309), (125377, 164217)]