19975374

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2251}}^1$

素因数の和:2305

約数の個数: 48

約数和(自身を含む): 47427120

約数和(自身を除く): 27451746

約数列:

[1, 2, 3, 6, 9, 17, 18, 29, 34, 51, 58, 87, 102, 153, 174, 261, 306, 493, 522, 986, 1479, 2251, 2958, 4437, 4502, 6753, 8874, 13506, 20259, 38267, 40518, 65279, 76534, 114801, 130558, 195837, 229602, 344403, 391674, 587511, 688806, 1109743, 1175022, 2219486, 3329229, 6658458, 9987687, 19975374]

約数ペア:

[(1, 19975374), (2, 9987687), (3, 6658458), (6, 3329229), (9, 2219486), (17, 1175022), (18, 1109743), (29, 688806), (34, 587511), (51, 391674), (58, 344403), (87, 229602), (102, 195837), (153, 130558), (174, 114801), (261, 76534), (306, 65279), (493, 40518), (522, 38267), (986, 20259), (1479, 13506), (2251, 8874), (2958, 6753), (4437, 4502)]