74072912

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{42473}}^1$

素因数の和:42590

約数の個数: 20

約数和(自身を含む): 144836340

約数和(自身を除く): 70763428

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 42473, 84946, 169892, 339784, 679568, 4629557, 9259114, 18518228, 37036456, 74072912]

約数ペア:

[(1, 74072912), (2, 37036456), (4, 18518228), (8, 9259114), (16, 4629557), (109, 679568), (218, 339784), (436, 169892), (872, 84946), (1744, 42473)]