2019909095

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1\times {\mathrm{29989}}^1$

素因数の和:30722

約数の個数: 16

約数和(自身を含む): 2555148000

約数和(自身を除く): 535238905

約数列:

[1, 5, 19, 95, 709, 3545, 13471, 29989, 67355, 149945, 569791, 2848955, 21262201, 106311005, 403981819, 2019909095]

約数ペア:

[(1, 2019909095), (5, 403981819), (19, 106311005), (95, 21262201), (709, 2848955), (3545, 569791), (13471, 149945), (29989, 67355)]