39965854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{10211}}^1$

素因数の和:10335

約数の個数: 16

約数和(自身を含む): 63722880

約数和(自身を除く): 23757026

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3914, 10211, 20422, 194009, 388018, 1051733, 2103466, 19982927, 39965854]

約数ペア:

[(1, 39965854), (2, 19982927), (19, 2103466), (38, 1051733), (103, 388018), (206, 194009), (1957, 20422), (3914, 10211)]