17996867740

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1\times {\mathrm{22637}}^1$

素因数の和:23086

約数の個数: 48

約数和(自身を含む): 38214392832

約数和(自身を除く): 20217525092

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 313, 508, 626, 635, 1252, 1270, 1565, 2540, 3130, 6260, 22637, 39751, 45274, 79502, 90548, 113185, 159004, 198755, 226370, 397510, 452740, 795020, 2874899, 5749798, 7085381, 11499596, 14170762, 14374495, 28341524, 28748990, 35426905, 57497980, 70853810, 141707620, 899843387, 1799686774, 3599373548, 4499216935, 8998433870, 17996867740]

約数ペア:

[(1, 17996867740), (2, 8998433870), (4, 4499216935), (5, 3599373548), (10, 1799686774), (20, 899843387), (127, 141707620), (254, 70853810), (313, 57497980), (508, 35426905), (626, 28748990), (635, 28341524), (1252, 14374495), (1270, 14170762), (1565, 11499596), (2540, 7085381), (3130, 5749798), (6260, 2874899), (22637, 795020), (39751, 452740), (45274, 397510), (79502, 226370), (90548, 198755), (113185, 159004)]