20168023668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1277}}^1\times {\mathrm{3491}}^1$

素因数の和:4817

約数の個数: 96

約数和(自身を含む): 52482245760

約数和(自身を除く): 32314222092

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 174, 348, 377, 754, 1131, 1277, 1508, 2262, 2554, 3491, 3831, 4524, 5108, 6982, 7662, 10473, 13964, 15324, 16601, 20946, 33202, 37033, 41892, 45383, 49803, 66404, 74066, 90766, 99606, 101239, 111099, 136149, 148132, 181532, 199212, 202478, 222198, 272298, 303717, 404956, 444396, 481429, 544596, 607434, 962858, 1214868, 1316107, 1444287, 1925716, 2632214, 2888574, 3948321, 4458007, 5264428, 5777148, 7896642, 8916014, 13374021, 15793284, 17832028, 26748042, 53496084, 57954091, 115908182, 129282203, 173862273, 231816364, 258564406, 347724546, 387846609, 517128812, 695449092, 775693218, 1551386436, 1680668639, 3361337278, 5042005917, 6722674556, 10084011834, 20168023668]

約数ペア:

[(1, 20168023668), (2, 10084011834), (3, 6722674556), (4, 5042005917), (6, 3361337278), (12, 1680668639), (13, 1551386436), (26, 775693218), (29, 695449092), (39, 517128812), (52, 387846609), (58, 347724546), (78, 258564406), (87, 231816364), (116, 173862273), (156, 129282203), (174, 115908182), (348, 57954091), (377, 53496084), (754, 26748042), (1131, 17832028), (1277, 15793284), (1508, 13374021), (2262, 8916014), (2554, 7896642), (3491, 5777148), (3831, 5264428), (4524, 4458007), (5108, 3948321), (6982, 2888574), (7662, 2632214), (10473, 1925716), (13964, 1444287), (15324, 1316107), (16601, 1214868), (20946, 962858), (33202, 607434), (37033, 544596), (41892, 481429), (45383, 444396), (49803, 404956), (66404, 303717), (74066, 272298), (90766, 222198), (99606, 202478), (101239, 199212), (111099, 181532), (136149, 148132)]