19440596

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22397}}^1$

素因数の和:22439

約数の個数: 24

約数和(自身を含む): 40137216

約数和(自身を除く): 20696620

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 22397, 44794, 89588, 156779, 313558, 627116, 694307, 1388614, 2777228, 4860149, 9720298, 19440596]

約数ペア:

[(1, 19440596), (2, 9720298), (4, 4860149), (7, 2777228), (14, 1388614), (28, 694307), (31, 627116), (62, 313558), (124, 156779), (217, 89588), (434, 44794), (868, 22397)]