20187243076

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{51977}}^1$

素因数の和:52109

約数の個数: 96

約数和(自身を含む): 47922884352

約数和(自身を除く): 27735641276

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 97, 143, 154, 182, 194, 286, 308, 364, 388, 572, 679, 1001, 1067, 1261, 1358, 2002, 2134, 2522, 2716, 4004, 4268, 5044, 7469, 8827, 13871, 14938, 17654, 27742, 29876, 35308, 51977, 55484, 97097, 103954, 194194, 207908, 363839, 388388, 571747, 675701, 727678, 1143494, 1351402, 1455356, 2286988, 2702804, 4002229, 4729907, 5041769, 7432711, 8004458, 9459814, 10083538, 14865422, 16008916, 18919628, 20167076, 29730844, 35292383, 52028977, 55459459, 65542997, 70584766, 104057954, 110918918, 131085994, 141169532, 208115908, 221837836, 262171988, 388216213, 458800979, 720972967, 776432426, 917601958, 1441945934, 1552864852, 1835203916, 2883891868, 5046810769, 10093621538, 20187243076]

約数ペア:

[(1, 20187243076), (2, 10093621538), (4, 5046810769), (7, 2883891868), (11, 1835203916), (13, 1552864852), (14, 1441945934), (22, 917601958), (26, 776432426), (28, 720972967), (44, 458800979), (52, 388216213), (77, 262171988), (91, 221837836), (97, 208115908), (143, 141169532), (154, 131085994), (182, 110918918), (194, 104057954), (286, 70584766), (308, 65542997), (364, 55459459), (388, 52028977), (572, 35292383), (679, 29730844), (1001, 20167076), (1067, 18919628), (1261, 16008916), (1358, 14865422), (2002, 10083538), (2134, 9459814), (2522, 8004458), (2716, 7432711), (4004, 5041769), (4268, 4729907), (5044, 4002229), (7469, 2702804), (8827, 2286988), (13871, 1455356), (14938, 1351402), (17654, 1143494), (27742, 727678), (29876, 675701), (35308, 571747), (51977, 388388), (55484, 363839), (97097, 207908), (103954, 194194)]