19934495

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9337}}^1$

素因数の和:9410

約数の個数: 16

約数和(自身を含む): 27789888

約数和(自身を除く): 7855393

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 9337, 46685, 65359, 326795, 569557, 2847785, 3986899, 19934495]

約数ペア:

[(1, 19934495), (5, 3986899), (7, 2847785), (35, 569557), (61, 326795), (305, 65359), (427, 46685), (2135, 9337)]