19144785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4001}}^1$

素因数の和:4049

約数の個数: 32

約数和(自身を含む): 34577280

約数和(自身を除く): 15432495

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4001, 4785, 12003, 20005, 44011, 60015, 116029, 132033, 220055, 348087, 580145, 660165, 1276319, 1740435, 3828957, 6381595, 19144785]

約数ペア:

[(1, 19144785), (3, 6381595), (5, 3828957), (11, 1740435), (15, 1276319), (29, 660165), (33, 580145), (55, 348087), (87, 220055), (145, 132033), (165, 116029), (319, 60015), (435, 44011), (957, 20005), (1595, 12003), (4001, 4785)]