20366816

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1291}}^1$

素因数の和:1347

約数の個数: 48

約数和(自身を含む): 43953840

約数和(自身を除く): 23587024

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 1291, 1972, 2582, 3944, 5164, 7888, 10328, 15776, 20656, 21947, 37439, 41312, 43894, 74878, 87788, 149756, 175576, 299512, 351152, 599024, 636463, 702304, 1198048, 1272926, 2545852, 5091704, 10183408, 20366816]

約数ペア:

[(1, 20366816), (2, 10183408), (4, 5091704), (8, 2545852), (16, 1272926), (17, 1198048), (29, 702304), (32, 636463), (34, 599024), (58, 351152), (68, 299512), (116, 175576), (136, 149756), (232, 87788), (272, 74878), (464, 43894), (493, 41312), (544, 37439), (928, 21947), (986, 20656), (1291, 15776), (1972, 10328), (2582, 7888), (3944, 5164)]