20311808

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{7213}}^1$

素因数の和:7240

約数の個数: 36

約数和(自身を含む): 44236248

約数和(自身を除く): 23924440

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 7213, 14426, 28852, 57704, 79343, 115408, 158686, 230816, 317372, 461632, 634744, 923264, 1269488, 1846528, 2538976, 5077952, 10155904, 20311808]

約数ペア:

[(1, 20311808), (2, 10155904), (4, 5077952), (8, 2538976), (11, 1846528), (16, 1269488), (22, 923264), (32, 634744), (44, 461632), (64, 317372), (88, 230816), (128, 158686), (176, 115408), (256, 79343), (352, 57704), (704, 28852), (1408, 14426), (2816, 7213)]