20145012016

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{83101}}^1$

素因数の和:83357

約数の個数: 40

約数和(自身を含む): 39672894800

約数和(自身を除く): 19527882784

約数列:

[1, 2, 4, 8, 16, 109, 139, 218, 278, 436, 556, 872, 1112, 1744, 2224, 15151, 30302, 60604, 83101, 121208, 166202, 242416, 332404, 664808, 1329616, 9058009, 11551039, 18116018, 23102078, 36232036, 46204156, 72464072, 92408312, 144928144, 184816624, 1259063251, 2518126502, 5036253004, 10072506008, 20145012016]

約数ペア:

[(1, 20145012016), (2, 10072506008), (4, 5036253004), (8, 2518126502), (16, 1259063251), (109, 184816624), (139, 144928144), (218, 92408312), (278, 72464072), (436, 46204156), (556, 36232036), (872, 23102078), (1112, 18116018), (1744, 11551039), (2224, 9058009), (15151, 1329616), (30302, 664808), (60604, 332404), (83101, 242416), (121208, 166202)]