161569448

素因数分解:

$2^3\times {\mathrm{1013}}^1\times {\mathrm{19937}}^1$

素因数の和:20956

約数の個数: 16

約数和(自身を含む): 303256980

約数和(自身を除く): 141687532

約数列:

[1, 2, 4, 8, 1013, 2026, 4052, 8104, 19937, 39874, 79748, 159496, 20196181, 40392362, 80784724, 161569448]

約数ペア:

[(1, 161569448), (2, 80784724), (4, 40392362), (8, 20196181), (1013, 159496), (2026, 79748), (4052, 39874), (8104, 19937)]