19507174

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2131}}^1$

素因数の和:2355

約数の個数: 16

約数和(自身を含む): 30700800

約数和(自身を除く): 11193626

約数列:

[1, 2, 23, 46, 199, 398, 2131, 4262, 4577, 9154, 49013, 98026, 424069, 848138, 9753587, 19507174]

約数ペア:

[(1, 19507174), (2, 9753587), (23, 848138), (46, 424069), (199, 98026), (398, 49013), (2131, 9154), (4262, 4577)]