20108517

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2513

約数の個数: 32

約数和(自身を含む): 33169920

約数和(自身を除く): 13061403

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2467, 2717, 7401, 8151, 27137, 32071, 46873, 81411, 96213, 140619, 352781, 515603, 609349, 1058343, 1546809, 1828047, 6702839, 20108517]

約数ペア:

[(1, 20108517), (3, 6702839), (11, 1828047), (13, 1546809), (19, 1058343), (33, 609349), (39, 515603), (57, 352781), (143, 140619), (209, 96213), (247, 81411), (429, 46873), (627, 32071), (741, 27137), (2467, 8151), (2717, 7401)]