20197615676

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{929}}^1\times {\mathrm{40867}}^1$

素因数の和:41826

約数の個数: 48

約数和(自身を含む): 42568108800

約数和(自身を除く): 22370493124

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 929, 1858, 3716, 6503, 13006, 17651, 26012, 35302, 40867, 70604, 81734, 123557, 163468, 247114, 286069, 494228, 572138, 776473, 1144276, 1552946, 3105892, 5435311, 10870622, 21741244, 37965443, 75930886, 151861772, 265758101, 531516202, 721343417, 1063032404, 1442686834, 2885373668, 5049403919, 10098807838, 20197615676]

約数ペア:

[(1, 20197615676), (2, 10098807838), (4, 5049403919), (7, 2885373668), (14, 1442686834), (19, 1063032404), (28, 721343417), (38, 531516202), (76, 265758101), (133, 151861772), (266, 75930886), (532, 37965443), (929, 21741244), (1858, 10870622), (3716, 5435311), (6503, 3105892), (13006, 1552946), (17651, 1144276), (26012, 776473), (35302, 572138), (40867, 494228), (70604, 286069), (81734, 247114), (123557, 163468)]