19703115

素因数分解:

$3^3\times 5^1\times {\mathrm{145949}}^1$

素因数の和:145963

約数の個数: 16

約数和(自身を含む): 35028000

約数和(自身を除く): 15324885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 145949, 437847, 729745, 1313541, 2189235, 3940623, 6567705, 19703115]

約数ペア:

[(1, 19703115), (3, 6567705), (5, 3940623), (9, 2189235), (15, 1313541), (27, 729745), (45, 437847), (135, 145949)]