20614275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8329}}^1$

素因数の和:8356

約数の個数: 36

約数和(自身を含む): 40283880

約数和(自身を除く): 19669605

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 8329, 24987, 41645, 74961, 91619, 124935, 208225, 274857, 374805, 458095, 624675, 824571, 1374285, 1874025, 2290475, 4122855, 6871425, 20614275]

約数ペア:

[(1, 20614275), (3, 6871425), (5, 4122855), (9, 2290475), (11, 1874025), (15, 1374285), (25, 824571), (33, 624675), (45, 458095), (55, 374805), (75, 274857), (99, 208225), (165, 124935), (225, 91619), (275, 74961), (495, 41645), (825, 24987), (2475, 8329)]