20502415458

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{3320767}}^1$

素因数の和:3320796

約数の個数: 48

約数和(自身を含む): 51803980800

約数和(自身を除く): 31301565342

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 686, 882, 1029, 2058, 3087, 6174, 3320767, 6641534, 9962301, 19924602, 23245369, 29886903, 46490738, 59773806, 69736107, 139472214, 162717583, 209208321, 325435166, 418416642, 488152749, 976305498, 1139023081, 1464458247, 2278046162, 2928916494, 3417069243, 6834138486, 10251207729, 20502415458]

約数ペア:

[(1, 20502415458), (2, 10251207729), (3, 6834138486), (6, 3417069243), (7, 2928916494), (9, 2278046162), (14, 1464458247), (18, 1139023081), (21, 976305498), (42, 488152749), (49, 418416642), (63, 325435166), (98, 209208321), (126, 162717583), (147, 139472214), (294, 69736107), (343, 59773806), (441, 46490738), (686, 29886903), (882, 23245369), (1029, 19924602), (2058, 9962301), (3087, 6641534), (6174, 3320767)]