1639291218

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1965577}}^1$

素因数の和:1965721

約数の個数: 16

約数和(自身を含む): 3302171040

約数和(自身を除く): 1662879822

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 1965577, 3931154, 5896731, 11793462, 273215203, 546430406, 819645609, 1639291218]

約数ペア:

[(1, 1639291218), (2, 819645609), (3, 546430406), (6, 273215203), (139, 11793462), (278, 5896731), (417, 3931154), (834, 1965577)]