19381994

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{2203}}^1$

素因数の和:2341

約数の個数: 16

約数和(自身を含む): 29992032

約数和(自身を除く): 10610038

約数列:

[1, 2, 53, 83, 106, 166, 2203, 4399, 4406, 8798, 116759, 182849, 233518, 365698, 9690997, 19381994]

約数ペア:

[(1, 19381994), (2, 9690997), (53, 365698), (83, 233518), (106, 182849), (166, 116759), (2203, 8798), (4399, 4406)]