19129825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5351}}^1$

素因数の和:5385

約数の個数: 24

約数和(自身を含む): 27873216

約数和(自身を除く): 8743391

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 5351, 26755, 58861, 69563, 133775, 294305, 347815, 765193, 1471525, 1739075, 3825965, 19129825]

約数ペア:

[(1, 19129825), (5, 3825965), (11, 1739075), (13, 1471525), (25, 765193), (55, 347815), (65, 294305), (143, 133775), (275, 69563), (325, 58861), (715, 26755), (3575, 5351)]