20020992016

素因数分解:

$2^4\times {\mathrm{3617}}^1\times {\mathrm{345953}}^1$

素因数の和:349578

約数の個数: 20

約数和(自身を含む): 38801508732

約数和(自身を除く): 18780516716

約数列:

[1, 2, 4, 8, 16, 3617, 7234, 14468, 28936, 57872, 345953, 691906, 1383812, 2767624, 5535248, 1251312001, 2502624002, 5005248004, 10010496008, 20020992016]

約数ペア:

[(1, 20020992016), (2, 10010496008), (4, 5005248004), (8, 2502624002), (16, 1251312001), (3617, 5535248), (7234, 2767624), (14468, 1383812), (28936, 691906), (57872, 345953)]