20199973954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 34795000656

約数和(自身を除く): 14595026702

約数列:

[1, 2, 17, 29, 34, 37, 58, 61, 74, 122, 313, 493, 626, 629, 841, 986, 1037, 1073, 1258, 1682, 1769, 2074, 2146, 2257, 3538, 4514, 5321, 9077, 10642, 11581, 14297, 18154, 18241, 19093, 23162, 28594, 30073, 31117, 36482, 38186, 38369, 51301, 60146, 62234, 65453, 76738, 102602, 130906, 154309, 196877, 263233, 308618, 324581, 335849, 393754, 526466, 528989, 553697, 649162, 671698, 706441, 872117, 1057978, 1107394, 1112701, 1412882, 1744234, 1898137, 2225402, 3796274, 4474961, 5709433, 8949922, 9412849, 9739621, 11418866, 12009497, 16057213, 18825698, 19479242, 20486789, 24018994, 32114426, 32268329, 40973578, 64536658, 165573557, 272972621, 331147114, 348275413, 545945242, 594116881, 696550826, 1188233762, 10099986977, 20199973954]

約数ペア:

[(1, 20199973954), (2, 10099986977), (17, 1188233762), (29, 696550826), (34, 594116881), (37, 545945242), (58, 348275413), (61, 331147114), (74, 272972621), (122, 165573557), (313, 64536658), (493, 40973578), (626, 32268329), (629, 32114426), (841, 24018994), (986, 20486789), (1037, 19479242), (1073, 18825698), (1258, 16057213), (1682, 12009497), (1769, 11418866), (2074, 9739621), (2146, 9412849), (2257, 8949922), (3538, 5709433), (4514, 4474961), (5321, 3796274), (9077, 2225402), (10642, 1898137), (11581, 1744234), (14297, 1412882), (18154, 1112701), (18241, 1107394), (19093, 1057978), (23162, 872117), (28594, 706441), (30073, 671698), (31117, 649162), (36482, 553697), (38186, 528989), (38369, 526466), (51301, 393754), (60146, 335849), (62234, 324581), (65453, 308618), (76738, 263233), (102602, 196877), (130906, 154309)]