39972742

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1\times {\mathrm{653}}^1$

素因数の和:1023

約数の個数: 16

約数和(自身を含む): 60774912

約数和(自身を除く): 20802170

約数列:

[1, 2, 127, 241, 254, 482, 653, 1306, 30607, 61214, 82931, 157373, 165862, 314746, 19986371, 39972742]

約数ペア:

[(1, 39972742), (2, 19986371), (127, 314746), (241, 165862), (254, 157373), (482, 82931), (653, 61214), (1306, 30607)]