19447730

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{23431}}^1$

素因数の和:23521

約数の個数: 16

約数和(自身を含む): 35429184

約数和(自身を除く): 15981454

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 23431, 46862, 117155, 234310, 1944773, 3889546, 9723865, 19447730]

約数ペア:

[(1, 19447730), (2, 9723865), (5, 3889546), (10, 1944773), (83, 234310), (166, 117155), (415, 46862), (830, 23431)]