20791275984

素因数分解:

$2^4\times 3^2\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{10939}}^1$

素因数の和:11217

約数の個数: 120

約数和(自身を含む): 59360352480

約数和(自身を除く): 38569076496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 67, 72, 134, 144, 197, 201, 268, 394, 402, 536, 591, 603, 788, 804, 1072, 1182, 1206, 1576, 1608, 1773, 2364, 2412, 3152, 3216, 3546, 4728, 4824, 7092, 9456, 9648, 10939, 13199, 14184, 21878, 26398, 28368, 32817, 39597, 43756, 52796, 65634, 79194, 87512, 98451, 105592, 118791, 131268, 158388, 175024, 196902, 211184, 237582, 262536, 316776, 393804, 475164, 525072, 633552, 732913, 787608, 950328, 1465826, 1575216, 1900656, 2154983, 2198739, 2931652, 4309966, 4397478, 5863304, 6464949, 6596217, 8619932, 8794956, 11726608, 12929898, 13192434, 17239864, 17589912, 19394847, 25859796, 26384868, 34479728, 35179824, 38789694, 51719592, 52769736, 77579388, 103439184, 105539472, 144383861, 155158776, 288767722, 310317552, 433151583, 577535444, 866303166, 1155070888, 1299454749, 1732606332, 2310141776, 2598909498, 3465212664, 5197818996, 6930425328, 10395637992, 20791275984]

約数ペア:

[(1, 20791275984), (2, 10395637992), (3, 6930425328), (4, 5197818996), (6, 3465212664), (8, 2598909498), (9, 2310141776), (12, 1732606332), (16, 1299454749), (18, 1155070888), (24, 866303166), (36, 577535444), (48, 433151583), (67, 310317552), (72, 288767722), (134, 155158776), (144, 144383861), (197, 105539472), (201, 103439184), (268, 77579388), (394, 52769736), (402, 51719592), (536, 38789694), (591, 35179824), (603, 34479728), (788, 26384868), (804, 25859796), (1072, 19394847), (1182, 17589912), (1206, 17239864), (1576, 13192434), (1608, 12929898), (1773, 11726608), (2364, 8794956), (2412, 8619932), (3152, 6596217), (3216, 6464949), (3546, 5863304), (4728, 4397478), (4824, 4309966), (7092, 2931652), (9456, 2198739), (9648, 2154983), (10939, 1900656), (13199, 1575216), (14184, 1465826), (21878, 950328), (26398, 787608), (28368, 732913), (32817, 633552), (39597, 525072), (43756, 475164), (52796, 393804), (65634, 316776), (79194, 262536), (87512, 237582), (98451, 211184), (105592, 196902), (118791, 175024), (131268, 158388)]