20091474

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4519}}^1$

素因数の和:4559

約数の個数: 48

約数和(自身を含む): 49358400

約数和(自身を除く): 29266926

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 4519, 9038, 13557, 27114, 40671, 58747, 81342, 85861, 117494, 171722, 176241, 257583, 352482, 515166, 528723, 772749, 1057446, 1116193, 1545498, 2232386, 3348579, 6697158, 10045737, 20091474]

約数ペア:

[(1, 20091474), (2, 10045737), (3, 6697158), (6, 3348579), (9, 2232386), (13, 1545498), (18, 1116193), (19, 1057446), (26, 772749), (38, 528723), (39, 515166), (57, 352482), (78, 257583), (114, 176241), (117, 171722), (171, 117494), (234, 85861), (247, 81342), (342, 58747), (494, 40671), (741, 27114), (1482, 13557), (2223, 9038), (4446, 4519)]