19521425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10141}}^1$

素因数の和:10169

約数の個数: 24

約数和(自身を含む): 30182592

約数和(自身を除く): 10661167

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 10141, 50705, 70987, 111551, 253525, 354935, 557755, 780857, 1774675, 2788775, 3904285, 19521425]

約数ペア:

[(1, 19521425), (5, 3904285), (7, 2788775), (11, 1774675), (25, 780857), (35, 557755), (55, 354935), (77, 253525), (175, 111551), (275, 70987), (385, 50705), (1925, 10141)]