19454008

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 44049600

約数和(自身を除く): 24595592

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 41, 56, 74, 82, 148, 164, 229, 259, 287, 296, 328, 458, 518, 574, 916, 1036, 1148, 1517, 1603, 1832, 2072, 2296, 3034, 3206, 6068, 6412, 8473, 9389, 10619, 12136, 12824, 16946, 18778, 21238, 33892, 37556, 42476, 59311, 65723, 67784, 75112, 84952, 118622, 131446, 237244, 262892, 347393, 474488, 525784, 694786, 1389572, 2431751, 2779144, 4863502, 9727004, 19454008]

約数ペア:

[(1, 19454008), (2, 9727004), (4, 4863502), (7, 2779144), (8, 2431751), (14, 1389572), (28, 694786), (37, 525784), (41, 474488), (56, 347393), (74, 262892), (82, 237244), (148, 131446), (164, 118622), (229, 84952), (259, 75112), (287, 67784), (296, 65723), (328, 59311), (458, 42476), (518, 37556), (574, 33892), (916, 21238), (1036, 18778), (1148, 16946), (1517, 12824), (1603, 12136), (1832, 10619), (2072, 9389), (2296, 8473), (3034, 6412), (3206, 6068)]