20789983566

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{75161}}^1$

素因数の和:75318

約数の個数: 72

約数和(自身を含む): 49902757632

約数和(自身を除く): 29112774066

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 127, 198, 242, 254, 363, 381, 726, 762, 1089, 1143, 1397, 2178, 2286, 2794, 4191, 8382, 12573, 15367, 25146, 30734, 46101, 75161, 92202, 138303, 150322, 225483, 276606, 450966, 676449, 826771, 1352898, 1653542, 2480313, 4960626, 7440939, 9094481, 9545447, 14881878, 18188962, 19090894, 27283443, 28636341, 54566886, 57272682, 81850329, 85909023, 104999917, 163700658, 171818046, 209999834, 314999751, 629999502, 944999253, 1154999087, 1889998506, 2309998174, 3464997261, 6929994522, 10394991783, 20789983566]

約数ペア:

[(1, 20789983566), (2, 10394991783), (3, 6929994522), (6, 3464997261), (9, 2309998174), (11, 1889998506), (18, 1154999087), (22, 944999253), (33, 629999502), (66, 314999751), (99, 209999834), (121, 171818046), (127, 163700658), (198, 104999917), (242, 85909023), (254, 81850329), (363, 57272682), (381, 54566886), (726, 28636341), (762, 27283443), (1089, 19090894), (1143, 18188962), (1397, 14881878), (2178, 9545447), (2286, 9094481), (2794, 7440939), (4191, 4960626), (8382, 2480313), (12573, 1653542), (15367, 1352898), (25146, 826771), (30734, 676449), (46101, 450966), (75161, 276606), (92202, 225483), (138303, 150322)]