72182416

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{41389}}^1$

素因数の和:41506

約数の個数: 20

約数和(自身を含む): 141139900

約数和(自身を除く): 68957484

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 41389, 82778, 165556, 331112, 662224, 4511401, 9022802, 18045604, 36091208, 72182416]

約数ペア:

[(1, 72182416), (2, 36091208), (4, 18045604), (8, 9022802), (16, 4511401), (109, 662224), (218, 331112), (436, 165556), (872, 82778), (1744, 41389)]