20181254605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{3643}}^1\times {\mathrm{58313}}^1$

素因数の和:61980

約数の個数: 16

約数和(自身を含む): 25499545920

約数和(自身を除く): 5318291315

約数列:

[1, 5, 19, 95, 3643, 18215, 58313, 69217, 291565, 346085, 1107947, 5539735, 212434259, 1062171295, 4036250921, 20181254605]

約数ペア:

[(1, 20181254605), (5, 4036250921), (19, 1062171295), (95, 212434259), (3643, 5539735), (18215, 1107947), (58313, 346085), (69217, 291565)]