19761784

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 45043200

約数和(自身を除く): 25281416

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 67, 92, 134, 161, 184, 229, 268, 322, 458, 469, 536, 644, 916, 938, 1288, 1541, 1603, 1832, 1876, 3082, 3206, 3752, 5267, 6164, 6412, 10534, 10787, 12328, 12824, 15343, 21068, 21574, 30686, 36869, 42136, 43148, 61372, 73738, 86296, 107401, 122744, 147476, 214802, 294952, 352889, 429604, 705778, 859208, 1411556, 2470223, 2823112, 4940446, 9880892, 19761784]

約数ペア:

[(1, 19761784), (2, 9880892), (4, 4940446), (7, 2823112), (8, 2470223), (14, 1411556), (23, 859208), (28, 705778), (46, 429604), (56, 352889), (67, 294952), (92, 214802), (134, 147476), (161, 122744), (184, 107401), (229, 86296), (268, 73738), (322, 61372), (458, 43148), (469, 42136), (536, 36869), (644, 30686), (916, 21574), (938, 21068), (1288, 15343), (1541, 12824), (1603, 12328), (1832, 10787), (1876, 10534), (3082, 6412), (3206, 6164), (3752, 5267)]