2019753561

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4079}}^1$

素因数の和:4198

約数の個数: 64

約数和(自身を含む): 3478118400

約数和(自身を除く): 1458364839

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 73, 119, 133, 219, 323, 357, 399, 511, 969, 1241, 1387, 1533, 2261, 3723, 4079, 4161, 6783, 8687, 9709, 12237, 23579, 26061, 28553, 29127, 69343, 70737, 77501, 85659, 165053, 208029, 232503, 297767, 485401, 495159, 542507, 893301, 1317517, 1456203, 1627521, 2084369, 3952551, 5062039, 5657573, 6253107, 9222619, 15186117, 16972719, 27667857, 35434273, 39603011, 96178741, 106302819, 118809033, 288536223, 673251187, 2019753561]

約数ペア:

[(1, 2019753561), (3, 673251187), (7, 288536223), (17, 118809033), (19, 106302819), (21, 96178741), (51, 39603011), (57, 35434273), (73, 27667857), (119, 16972719), (133, 15186117), (219, 9222619), (323, 6253107), (357, 5657573), (399, 5062039), (511, 3952551), (969, 2084369), (1241, 1627521), (1387, 1456203), (1533, 1317517), (2261, 893301), (3723, 542507), (4079, 495159), (4161, 485401), (6783, 297767), (8687, 232503), (9709, 208029), (12237, 165053), (23579, 85659), (26061, 77501), (28553, 70737), (29127, 69343)]