20168656794

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{712321}}^1$

素因数の和:712364

約数の個数: 72

約数和(自身を含む): 51727398996

約数和(自身を除く): 31558742202

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 121, 143, 198, 234, 242, 286, 363, 429, 726, 858, 1089, 1287, 1573, 2178, 2574, 3146, 4719, 9438, 14157, 28314, 712321, 1424642, 2136963, 4273926, 6410889, 7835531, 9260173, 12821778, 15671062, 18520346, 23506593, 27780519, 47013186, 55561038, 70519779, 83341557, 86190841, 101861903, 141039558, 166683114, 172381682, 203723806, 258572523, 305585709, 517145046, 611171418, 775717569, 916757127, 1120480933, 1551435138, 1833514254, 2240961866, 3361442799, 6722885598, 10084328397, 20168656794]

約数ペア:

[(1, 20168656794), (2, 10084328397), (3, 6722885598), (6, 3361442799), (9, 2240961866), (11, 1833514254), (13, 1551435138), (18, 1120480933), (22, 916757127), (26, 775717569), (33, 611171418), (39, 517145046), (66, 305585709), (78, 258572523), (99, 203723806), (117, 172381682), (121, 166683114), (143, 141039558), (198, 101861903), (234, 86190841), (242, 83341557), (286, 70519779), (363, 55561038), (429, 47013186), (726, 27780519), (858, 23506593), (1089, 18520346), (1287, 15671062), (1573, 12821778), (2178, 9260173), (2574, 7835531), (3146, 6410889), (4719, 4273926), (9438, 2136963), (14157, 1424642), (28314, 712321)]