20122969426

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2440331}}^1$

素因数の和:2440390

約数の個数: 32

約数和(自身を含む): 37483499520

約数和(自身を除く): 17360530094

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 4123, 8246, 2440331, 4880662, 17082317, 34164634, 46366289, 75650261, 92732578, 151300522, 324564023, 529551827, 649128046, 1059103654, 1437354959, 2874709918, 10061484713, 20122969426]

約数ペア:

[(1, 20122969426), (2, 10061484713), (7, 2874709918), (14, 1437354959), (19, 1059103654), (31, 649128046), (38, 529551827), (62, 324564023), (133, 151300522), (217, 92732578), (266, 75650261), (434, 46366289), (589, 34164634), (1178, 17082317), (4123, 4880662), (8246, 2440331)]