20766924

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 56005040

約数和(自身を除く): 35238116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 97, 114, 171, 194, 228, 291, 313, 342, 388, 582, 626, 684, 873, 939, 1164, 1252, 1746, 1843, 1878, 2817, 3492, 3686, 3756, 5529, 5634, 5947, 7372, 11058, 11268, 11894, 16587, 17841, 22116, 23788, 30361, 33174, 35682, 53523, 60722, 66348, 71364, 91083, 107046, 121444, 182166, 214092, 273249, 364332, 546498, 576859, 1092996, 1153718, 1730577, 2307436, 3461154, 5191731, 6922308, 10383462, 20766924]

約数ペア:

[(1, 20766924), (2, 10383462), (3, 6922308), (4, 5191731), (6, 3461154), (9, 2307436), (12, 1730577), (18, 1153718), (19, 1092996), (36, 576859), (38, 546498), (57, 364332), (76, 273249), (97, 214092), (114, 182166), (171, 121444), (194, 107046), (228, 91083), (291, 71364), (313, 66348), (342, 60722), (388, 53523), (582, 35682), (626, 33174), (684, 30361), (873, 23788), (939, 22116), (1164, 17841), (1252, 16587), (1746, 11894), (1843, 11268), (1878, 11058), (2817, 7372), (3492, 5947), (3686, 5634), (3756, 5529)]