19698055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1693}}^1$

素因数の和:1890

約数の個数: 16

約数和(自身を含む): 25613280

約数和(自身を除く): 5915225

約数列:

[1, 5, 13, 65, 179, 895, 1693, 2327, 8465, 11635, 22009, 110045, 303047, 1515235, 3939611, 19698055]

約数ペア:

[(1, 19698055), (5, 3939611), (13, 1515235), (65, 303047), (179, 110045), (895, 22009), (1693, 11635), (2327, 8465)]