19135816

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24409784

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 83, 92, 161, 166, 179, 184, 322, 332, 358, 581, 644, 664, 716, 1162, 1253, 1288, 1432, 1909, 2324, 2506, 3818, 4117, 4648, 5012, 7636, 8234, 10024, 13363, 14857, 15272, 16468, 26726, 28819, 29714, 32936, 53452, 57638, 59428, 103999, 106904, 115276, 118856, 207998, 230552, 341711, 415996, 683422, 831992, 1366844, 2391977, 2733688, 4783954, 9567908, 19135816]

約数ペア:

[(1, 19135816), (2, 9567908), (4, 4783954), (7, 2733688), (8, 2391977), (14, 1366844), (23, 831992), (28, 683422), (46, 415996), (56, 341711), (83, 230552), (92, 207998), (161, 118856), (166, 115276), (179, 106904), (184, 103999), (322, 59428), (332, 57638), (358, 53452), (581, 32936), (644, 29714), (664, 28819), (716, 26726), (1162, 16468), (1253, 15272), (1288, 14857), (1432, 13363), (1909, 10024), (2324, 8234), (2506, 7636), (3818, 5012), (4117, 4648)]