20467888947

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{109913}}^1$

素因数の和:109966

約数の個数: 60

約数和(自身を含む): 35376920040

約数和(自身を除く): 14909031093

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 121, 171, 209, 297, 363, 513, 627, 891, 1089, 1539, 1881, 2299, 3267, 5643, 6897, 9801, 16929, 20691, 62073, 109913, 186219, 329739, 989217, 1209043, 2088347, 2967651, 3627129, 6265041, 8902953, 10881387, 13299473, 18795123, 22971817, 32644161, 39898419, 56385369, 68915451, 97932483, 119695257, 169156107, 206746353, 252689987, 359085771, 620239059, 758069961, 1077257313, 1860717177, 2274209883, 6822629649, 20467888947]

約数ペア:

[(1, 20467888947), (3, 6822629649), (9, 2274209883), (11, 1860717177), (19, 1077257313), (27, 758069961), (33, 620239059), (57, 359085771), (81, 252689987), (99, 206746353), (121, 169156107), (171, 119695257), (209, 97932483), (297, 68915451), (363, 56385369), (513, 39898419), (627, 32644161), (891, 22971817), (1089, 18795123), (1539, 13299473), (1881, 10881387), (2299, 8902953), (3267, 6265041), (5643, 3627129), (6897, 2967651), (9801, 2088347), (16929, 1209043), (20691, 989217), (62073, 329739), (109913, 186219)]