40437868

素因数分解:

$2^2\times {\mathrm{107}}^2\times {\mathrm{883}}^1$

素因数の和:1101

約数の個数: 18

約数和(自身を含む): 71514716

約数和(自身を除く): 31076848

約数列:

[1, 2, 4, 107, 214, 428, 883, 1766, 3532, 11449, 22898, 45796, 94481, 188962, 377924, 10109467, 20218934, 40437868]

約数ペア:

[(1, 40437868), (2, 20218934), (4, 10109467), (107, 377924), (214, 188962), (428, 94481), (883, 45796), (1766, 22898), (3532, 11449)]