18786496

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:617

約数の個数: 56

約数和(自身を含む): 40818816

約数和(自身を除く): 22032320

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 136, 248, 272, 496, 527, 544, 557, 992, 1054, 1088, 1114, 1984, 2108, 2228, 4216, 4456, 8432, 8912, 9469, 16864, 17267, 17824, 18938, 33728, 34534, 35648, 37876, 69068, 75752, 138136, 151504, 276272, 293539, 303008, 552544, 587078, 606016, 1105088, 1174156, 2348312, 4696624, 9393248, 18786496]

約数ペア:

[(1, 18786496), (2, 9393248), (4, 4696624), (8, 2348312), (16, 1174156), (17, 1105088), (31, 606016), (32, 587078), (34, 552544), (62, 303008), (64, 293539), (68, 276272), (124, 151504), (136, 138136), (248, 75752), (272, 69068), (496, 37876), (527, 35648), (544, 34534), (557, 33728), (992, 18938), (1054, 17824), (1088, 17267), (1114, 16864), (1984, 9469), (2108, 8912), (2228, 8432), (4216, 4456)]