20308354803

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{144563}}^1$

素因数の和:144637

約数の個数: 48

約数和(自身を含む): 33839541120

約数和(自身を除く): 13531186317

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 121, 129, 297, 363, 387, 473, 1089, 1161, 1419, 3267, 4257, 5203, 12771, 15609, 46827, 140481, 144563, 433689, 1301067, 1590193, 3903201, 4770579, 6216209, 14311737, 17492123, 18648627, 42935211, 52476369, 55945881, 68378299, 157429107, 167837643, 205134897, 472287321, 615404691, 752161289, 1846214073, 2256483867, 6769451601, 20308354803]

約数ペア:

[(1, 20308354803), (3, 6769451601), (9, 2256483867), (11, 1846214073), (27, 752161289), (33, 615404691), (43, 472287321), (99, 205134897), (121, 167837643), (129, 157429107), (297, 68378299), (363, 55945881), (387, 52476369), (473, 42935211), (1089, 18648627), (1161, 17492123), (1419, 14311737), (3267, 6216209), (4257, 4770579), (5203, 3903201), (12771, 1590193), (15609, 1301067), (46827, 433689), (140481, 144563)]