20086662915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2135743}}^1$

素因数の和:2135784

約数の個数: 48

約数和(自身を含む): 39981127680

約数和(自身を除く): 19894464765

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 3135, 9405, 2135743, 6407229, 10678715, 19221687, 23493173, 32036145, 40579117, 70479519, 96108435, 117465865, 121737351, 202895585, 211438557, 352397595, 365212053, 446370287, 608686755, 1057192785, 1339110861, 1826060265, 2231851435, 4017332583, 6695554305, 20086662915]

約数ペア:

[(1, 20086662915), (3, 6695554305), (5, 4017332583), (9, 2231851435), (11, 1826060265), (15, 1339110861), (19, 1057192785), (33, 608686755), (45, 446370287), (55, 365212053), (57, 352397595), (95, 211438557), (99, 202895585), (165, 121737351), (171, 117465865), (209, 96108435), (285, 70479519), (495, 40579117), (627, 32036145), (855, 23493173), (1045, 19221687), (1881, 10678715), (3135, 6407229), (9405, 2135743)]