989897644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{12049}}^1$

素因数の和:12142

約数の個数: 48

約数和(自身を含む): 1943424000

約数和(自身を除く): 953526356

約数列:

[1, 2, 4, 19, 23, 38, 46, 47, 76, 92, 94, 188, 437, 874, 893, 1081, 1748, 1786, 2162, 3572, 4324, 12049, 20539, 24098, 41078, 48196, 82156, 228931, 277127, 457862, 554254, 566303, 915724, 1108508, 1132606, 2265212, 5265413, 10530826, 10759757, 13024969, 21061652, 21519514, 26049938, 43039028, 52099876, 247474411, 494948822, 989897644]

約数ペア:

[(1, 989897644), (2, 494948822), (4, 247474411), (19, 52099876), (23, 43039028), (38, 26049938), (46, 21519514), (47, 21061652), (76, 13024969), (92, 10759757), (94, 10530826), (188, 5265413), (437, 2265212), (874, 1132606), (893, 1108508), (1081, 915724), (1748, 566303), (1786, 554254), (2162, 457862), (3572, 277127), (4324, 228931), (12049, 82156), (20539, 48196), (24098, 41078)]