19684984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{479}}^1$

素因数の和:963

約数の個数: 32

約数和(自身を含む): 40435200

約数和(自身を除く): 20750216

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 467, 479, 934, 958, 1868, 1916, 3736, 3832, 5137, 5269, 10274, 10538, 20548, 21076, 41096, 42152, 223693, 447386, 894772, 1789544, 2460623, 4921246, 9842492, 19684984]

約数ペア:

[(1, 19684984), (2, 9842492), (4, 4921246), (8, 2460623), (11, 1789544), (22, 894772), (44, 447386), (88, 223693), (467, 42152), (479, 41096), (934, 21076), (958, 20548), (1868, 10538), (1916, 10274), (3736, 5269), (3832, 5137)]