20358352

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2713}}^1$

素因数の和:2795

約数の個数: 40

約数和(自身を含む): 45768896

約数和(自身を除く): 25410544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 2713, 3752, 5426, 7504, 10852, 18991, 21704, 37982, 43408, 75964, 151928, 181771, 303856, 363542, 727084, 1272397, 1454168, 2544794, 2908336, 5089588, 10179176, 20358352]

約数ペア:

[(1, 20358352), (2, 10179176), (4, 5089588), (7, 2908336), (8, 2544794), (14, 1454168), (16, 1272397), (28, 727084), (56, 363542), (67, 303856), (112, 181771), (134, 151928), (268, 75964), (469, 43408), (536, 37982), (938, 21704), (1072, 18991), (1876, 10852), (2713, 7504), (3752, 5426)]