19792390

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14447}}^1$

素因数の和:14591

約数の個数: 16

約数和(自身を含む): 35888832

約数和(自身を除く): 16096442

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 14447, 28894, 72235, 144470, 1979239, 3958478, 9896195, 19792390]

約数ペア:

[(1, 19792390), (2, 9896195), (5, 3958478), (10, 1979239), (137, 144470), (274, 72235), (685, 28894), (1370, 14447)]