18230766

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 42508800

約数和(自身を除く): 24278034

約数列:

[1, 2, 3, 6, 17, 19, 23, 34, 38, 46, 51, 57, 69, 102, 114, 138, 323, 391, 409, 437, 646, 782, 818, 874, 969, 1173, 1227, 1311, 1938, 2346, 2454, 2622, 6953, 7429, 7771, 9407, 13906, 14858, 15542, 18814, 20859, 22287, 23313, 28221, 41718, 44574, 46626, 56442, 132107, 159919, 178733, 264214, 319838, 357466, 396321, 479757, 536199, 792642, 959514, 1072398, 3038461, 6076922, 9115383, 18230766]

約数ペア:

[(1, 18230766), (2, 9115383), (3, 6076922), (6, 3038461), (17, 1072398), (19, 959514), (23, 792642), (34, 536199), (38, 479757), (46, 396321), (51, 357466), (57, 319838), (69, 264214), (102, 178733), (114, 159919), (138, 132107), (323, 56442), (391, 46626), (409, 44574), (437, 41718), (646, 28221), (782, 23313), (818, 22287), (874, 20859), (969, 18814), (1173, 15542), (1227, 14858), (1311, 13906), (1938, 9407), (2346, 7771), (2454, 7429), (2622, 6953)]