20615673628

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2657}}^1$

素因数の和:2764

約数の個数: 144

約数和(自身を含む): 44899106112

約数和(自身を除く): 24283432484

約数列:

[1, 2, 4, 11, 17, 22, 23, 34, 41, 44, 46, 68, 82, 92, 121, 164, 187, 242, 253, 374, 391, 451, 484, 506, 697, 748, 782, 902, 943, 1012, 1394, 1564, 1804, 1886, 2057, 2657, 2783, 2788, 3772, 4114, 4301, 4961, 5314, 5566, 7667, 8228, 8602, 9922, 10373, 10628, 11132, 15334, 16031, 17204, 19844, 20746, 29227, 30668, 32062, 41492, 45169, 47311, 58454, 61111, 64124, 84337, 90338, 94622, 108937, 114103, 116908, 122222, 168674, 176341, 180676, 189244, 217874, 228206, 244444, 321497, 337348, 352682, 435748, 456412, 496859, 642994, 672221, 705364, 993718, 1038887, 1198307, 1285988, 1344442, 1851929, 1939751, 1987436, 2077774, 2396614, 2505551, 2688884, 3703858, 3879502, 4155548, 4793228, 5011102, 5465449, 7394431, 7407716, 7759004, 10022204, 10930898, 11427757, 13181377, 14788862, 20371219, 21861796, 22855514, 26362754, 27561061, 29577724, 40742438, 42594367, 45711028, 52725508, 55122122, 81484876, 85188734, 110244244, 125705327, 170377468, 224083409, 251410654, 303171671, 448166818, 468538037, 502821308, 606343342, 896333636, 937076074, 1212686684, 1874152148, 5153918407, 10307836814, 20615673628]

約数ペア:

[(1, 20615673628), (2, 10307836814), (4, 5153918407), (11, 1874152148), (17, 1212686684), (22, 937076074), (23, 896333636), (34, 606343342), (41, 502821308), (44, 468538037), (46, 448166818), (68, 303171671), (82, 251410654), (92, 224083409), (121, 170377468), (164, 125705327), (187, 110244244), (242, 85188734), (253, 81484876), (374, 55122122), (391, 52725508), (451, 45711028), (484, 42594367), (506, 40742438), (697, 29577724), (748, 27561061), (782, 26362754), (902, 22855514), (943, 21861796), (1012, 20371219), (1394, 14788862), (1564, 13181377), (1804, 11427757), (1886, 10930898), (2057, 10022204), (2657, 7759004), (2783, 7407716), (2788, 7394431), (3772, 5465449), (4114, 5011102), (4301, 4793228), (4961, 4155548), (5314, 3879502), (5566, 3703858), (7667, 2688884), (8228, 2505551), (8602, 2396614), (9922, 2077774), (10373, 1987436), (10628, 1939751), (11132, 1851929), (15334, 1344442), (16031, 1285988), (17204, 1198307), (19844, 1038887), (20746, 993718), (29227, 705364), (30668, 672221), (32062, 642994), (41492, 496859), (45169, 456412), (47311, 435748), (58454, 352682), (61111, 337348), (64124, 321497), (84337, 244444), (90338, 228206), (94622, 217874), (108937, 189244), (114103, 180676), (116908, 176341), (122222, 168674)]