19700642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{1327}}^1$

素因数の和:1913

約数の個数: 16

約数和(自身を含む): 31903872

約数和(自身を除く): 12203230

約数列:

[1, 2, 13, 26, 571, 1142, 1327, 2654, 7423, 14846, 17251, 34502, 757717, 1515434, 9850321, 19700642]

約数ペア:

[(1, 19700642), (2, 9850321), (13, 1515434), (26, 757717), (571, 34502), (1142, 17251), (1327, 14846), (2654, 7423)]