20890114212

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^3\times {\mathrm{31}}^2\times {\mathrm{1361}}^1$

素因数の和:1463

約数の個数: 144

約数和(自身を含む): 55440286272

約数和(自身を除く): 34550172060

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 121, 124, 132, 186, 242, 341, 363, 372, 484, 682, 726, 961, 1023, 1331, 1361, 1364, 1452, 1922, 2046, 2662, 2722, 2883, 3751, 3844, 3993, 4083, 4092, 5324, 5444, 5766, 7502, 7986, 8166, 10571, 11253, 11532, 14971, 15004, 15972, 16332, 21142, 22506, 29942, 31713, 41261, 42191, 42284, 44913, 45012, 59884, 63426, 82522, 84382, 89826, 116281, 123783, 126573, 126852, 164681, 165044, 168764, 179652, 232562, 247566, 253146, 329362, 348843, 464101, 465124, 494043, 495132, 506292, 658724, 697686, 928202, 988086, 1279091, 1307921, 1392303, 1395372, 1811491, 1856404, 1976172, 2558182, 2615842, 2784606, 3622982, 3837273, 3923763, 5105111, 5116364, 5231684, 5434473, 5569212, 7245964, 7674546, 7847526, 10210222, 10868946, 14387131, 15315333, 15349092, 15695052, 20420444, 21737892, 28774262, 30630666, 43161393, 56156221, 57548524, 61261332, 86322786, 112312442, 158258441, 168468663, 172645572, 224624884, 316516882, 336937326, 474775323, 633033764, 673874652, 949550646, 1740842851, 1899101292, 3481685702, 5222528553, 6963371404, 10445057106, 20890114212]

約数ペア:

[(1, 20890114212), (2, 10445057106), (3, 6963371404), (4, 5222528553), (6, 3481685702), (11, 1899101292), (12, 1740842851), (22, 949550646), (31, 673874652), (33, 633033764), (44, 474775323), (62, 336937326), (66, 316516882), (93, 224624884), (121, 172645572), (124, 168468663), (132, 158258441), (186, 112312442), (242, 86322786), (341, 61261332), (363, 57548524), (372, 56156221), (484, 43161393), (682, 30630666), (726, 28774262), (961, 21737892), (1023, 20420444), (1331, 15695052), (1361, 15349092), (1364, 15315333), (1452, 14387131), (1922, 10868946), (2046, 10210222), (2662, 7847526), (2722, 7674546), (2883, 7245964), (3751, 5569212), (3844, 5434473), (3993, 5231684), (4083, 5116364), (4092, 5105111), (5324, 3923763), (5444, 3837273), (5766, 3622982), (7502, 2784606), (7986, 2615842), (8166, 2558182), (10571, 1976172), (11253, 1856404), (11532, 1811491), (14971, 1395372), (15004, 1392303), (15972, 1307921), (16332, 1279091), (21142, 988086), (22506, 928202), (29942, 697686), (31713, 658724), (41261, 506292), (42191, 495132), (42284, 494043), (44913, 465124), (45012, 464101), (59884, 348843), (63426, 329362), (82522, 253146), (84382, 247566), (89826, 232562), (116281, 179652), (123783, 168764), (126573, 165044), (126852, 164681)]