19280079

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:114

約数の個数: 96

約数和(自身を含む): 38304000

約数和(自身を除く): 19023921

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 49, 57, 59, 63, 91, 117, 133, 147, 171, 177, 189, 247, 273, 351, 399, 413, 441, 513, 531, 637, 741, 767, 819, 931, 1121, 1197, 1239, 1323, 1593, 1729, 1911, 2223, 2301, 2457, 2793, 2891, 3363, 3591, 3717, 5187, 5369, 5733, 6669, 6903, 7847, 8379, 8673, 10089, 11151, 12103, 14573, 15561, 16107, 17199, 20709, 23541, 25137, 26019, 30267, 36309, 37583, 43719, 46683, 48321, 54929, 70623, 78057, 102011, 108927, 112749, 131157, 144963, 164787, 211869, 306033, 326781, 338247, 393471, 494361, 714077, 918099, 1014741, 1483083, 2142231, 2754297, 6426693, 19280079]

約数ペア:

[(1, 19280079), (3, 6426693), (7, 2754297), (9, 2142231), (13, 1483083), (19, 1014741), (21, 918099), (27, 714077), (39, 494361), (49, 393471), (57, 338247), (59, 326781), (63, 306033), (91, 211869), (117, 164787), (133, 144963), (147, 131157), (171, 112749), (177, 108927), (189, 102011), (247, 78057), (273, 70623), (351, 54929), (399, 48321), (413, 46683), (441, 43719), (513, 37583), (531, 36309), (637, 30267), (741, 26019), (767, 25137), (819, 23541), (931, 20709), (1121, 17199), (1197, 16107), (1239, 15561), (1323, 14573), (1593, 12103), (1729, 11151), (1911, 10089), (2223, 8673), (2301, 8379), (2457, 7847), (2793, 6903), (2891, 6669), (3363, 5733), (3591, 5369), (3717, 5187)]