20704096

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5437}}^1$

素因数の和:5471

約数の個数: 48

約数和(自身を含む): 49333536

約数和(自身を除く): 28629440

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 5437, 10874, 21748, 38059, 43496, 76118, 86992, 92429, 152236, 173984, 184858, 304472, 369716, 608944, 647003, 739432, 1217888, 1294006, 1478864, 2588012, 2957728, 5176024, 10352048, 20704096]

約数ペア:

[(1, 20704096), (2, 10352048), (4, 5176024), (7, 2957728), (8, 2588012), (14, 1478864), (16, 1294006), (17, 1217888), (28, 739432), (32, 647003), (34, 608944), (56, 369716), (68, 304472), (112, 184858), (119, 173984), (136, 152236), (224, 92429), (238, 86992), (272, 76118), (476, 43496), (544, 38059), (952, 21748), (1904, 10874), (3808, 5437)]