19968202

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3347}}^1$

素因数の和:3525

約数の個数: 16

約数和(自身を含む): 31739040

約数和(自身を除く): 11770838

約数列:

[1, 2, 19, 38, 157, 314, 2983, 3347, 5966, 6694, 63593, 127186, 525479, 1050958, 9984101, 19968202]

約数ペア:

[(1, 19968202), (2, 9984101), (19, 1050958), (38, 525479), (157, 127186), (314, 63593), (2983, 6694), (3347, 5966)]