72921872

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{41813}}^1$

素因数の和:41930

約数の個数: 20

約数和(自身を含む): 142585740

約数和(自身を除く): 69663868

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 41813, 83626, 167252, 334504, 669008, 4557617, 9115234, 18230468, 36460936, 72921872]

約数ペア:

[(1, 72921872), (2, 36460936), (4, 18230468), (8, 9115234), (16, 4557617), (109, 669008), (218, 334504), (436, 167252), (872, 83626), (1744, 41813)]