19766936

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 44928000

約数和(自身を除く): 25161064

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 103, 149, 161, 184, 206, 298, 322, 412, 596, 644, 721, 824, 1043, 1192, 1288, 1442, 2086, 2369, 2884, 3427, 4172, 4738, 5768, 6854, 8344, 9476, 13708, 15347, 16583, 18952, 23989, 27416, 30694, 33166, 47978, 61388, 66332, 95956, 107429, 122776, 132664, 191912, 214858, 352981, 429716, 705962, 859432, 1411924, 2470867, 2823848, 4941734, 9883468, 19766936]

約数ペア:

[(1, 19766936), (2, 9883468), (4, 4941734), (7, 2823848), (8, 2470867), (14, 1411924), (23, 859432), (28, 705962), (46, 429716), (56, 352981), (92, 214858), (103, 191912), (149, 132664), (161, 122776), (184, 107429), (206, 95956), (298, 66332), (322, 61388), (412, 47978), (596, 33166), (644, 30694), (721, 27416), (824, 23989), (1043, 18952), (1192, 16583), (1288, 15347), (1442, 13708), (2086, 9476), (2369, 8344), (2884, 6854), (3427, 5768), (4172, 4738)]