26538554

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 49377600

約数和(自身を除く): 22839046

約数列:

[1, 2, 7, 14, 19, 38, 59, 89, 118, 133, 178, 266, 361, 413, 623, 722, 826, 1121, 1246, 1691, 2242, 2527, 3382, 5054, 5251, 7847, 10502, 11837, 15694, 21299, 23674, 32129, 36757, 42598, 64258, 73514, 99769, 149093, 199538, 224903, 298186, 449806, 698383, 1396766, 1895611, 3791222, 13269277, 26538554]

約数ペア:

[(1, 26538554), (2, 13269277), (7, 3791222), (14, 1895611), (19, 1396766), (38, 698383), (59, 449806), (89, 298186), (118, 224903), (133, 199538), (178, 149093), (266, 99769), (361, 73514), (413, 64258), (623, 42598), (722, 36757), (826, 32129), (1121, 23674), (1246, 21299), (1691, 15694), (2242, 11837), (2527, 10502), (3382, 7847), (5054, 5251)]