19115145

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{8669}}^1$

素因数の和:8694

約数の個数: 36

約数和(自身を含む): 38546820

約数和(自身を除く): 19431675

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 8669, 26007, 43345, 60683, 78021, 130035, 182049, 303415, 390105, 424781, 546147, 910245, 1274343, 2123905, 2730735, 3823029, 6371715, 19115145]

約数ペア:

[(1, 19115145), (3, 6371715), (5, 3823029), (7, 2730735), (9, 2123905), (15, 1274343), (21, 910245), (35, 546147), (45, 424781), (49, 390105), (63, 303415), (105, 182049), (147, 130035), (245, 78021), (315, 60683), (441, 43345), (735, 26007), (2205, 8669)]