20387352

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{467}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 54587520

約数和(自身を除く): 34200168

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 107, 136, 204, 214, 321, 408, 428, 467, 642, 856, 934, 1284, 1401, 1819, 1868, 2568, 2802, 3638, 3736, 5457, 5604, 7276, 7939, 10914, 11208, 14552, 15878, 21828, 23817, 31756, 43656, 47634, 49969, 63512, 95268, 99938, 149907, 190536, 199876, 299814, 399752, 599628, 849473, 1199256, 1698946, 2548419, 3397892, 5096838, 6795784, 10193676, 20387352]

約数ペア:

[(1, 20387352), (2, 10193676), (3, 6795784), (4, 5096838), (6, 3397892), (8, 2548419), (12, 1698946), (17, 1199256), (24, 849473), (34, 599628), (51, 399752), (68, 299814), (102, 199876), (107, 190536), (136, 149907), (204, 99938), (214, 95268), (321, 63512), (408, 49969), (428, 47634), (467, 43656), (642, 31756), (856, 23817), (934, 21828), (1284, 15878), (1401, 14552), (1819, 11208), (1868, 10914), (2568, 7939), (2802, 7276), (3638, 5604), (3736, 5457)]