20782704

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25469}}^1$

素因数の和:25497

約数の個数: 40

約数和(自身を含む): 56849040

約数和(自身を除く): 36066336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25469, 50938, 76407, 101876, 152814, 203752, 305628, 407504, 432973, 611256, 865946, 1222512, 1298919, 1731892, 2597838, 3463784, 5195676, 6927568, 10391352, 20782704]

約数ペア:

[(1, 20782704), (2, 10391352), (3, 6927568), (4, 5195676), (6, 3463784), (8, 2597838), (12, 1731892), (16, 1298919), (17, 1222512), (24, 865946), (34, 611256), (48, 432973), (51, 407504), (68, 305628), (102, 203752), (136, 152814), (204, 101876), (272, 76407), (408, 50938), (816, 25469)]