19217744

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 46747008

約数和(自身を除く): 27529264

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 67, 91, 104, 112, 134, 182, 197, 208, 268, 364, 394, 469, 536, 728, 788, 871, 938, 1072, 1379, 1456, 1576, 1742, 1876, 2561, 2758, 3152, 3484, 3752, 5122, 5516, 6097, 6968, 7504, 10244, 11032, 12194, 13199, 13936, 17927, 20488, 22064, 24388, 26398, 35854, 40976, 48776, 52796, 71708, 92393, 97552, 105592, 143416, 171587, 184786, 211184, 286832, 343174, 369572, 686348, 739144, 1201109, 1372696, 1478288, 2402218, 2745392, 4804436, 9608872, 19217744]

約数ペア:

[(1, 19217744), (2, 9608872), (4, 4804436), (7, 2745392), (8, 2402218), (13, 1478288), (14, 1372696), (16, 1201109), (26, 739144), (28, 686348), (52, 369572), (56, 343174), (67, 286832), (91, 211184), (104, 184786), (112, 171587), (134, 143416), (182, 105592), (197, 97552), (208, 92393), (268, 71708), (364, 52796), (394, 48776), (469, 40976), (536, 35854), (728, 26398), (788, 24388), (871, 22064), (938, 20488), (1072, 17927), (1379, 13936), (1456, 13199), (1576, 12194), (1742, 11032), (1876, 10244), (2561, 7504), (2758, 6968), (3152, 6097), (3484, 5516), (3752, 5122)]