20583184

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{18119}}^1$

素因数の和:18198

約数の個数: 20

約数和(自身を含む): 40443840

約数和(自身を除く): 19860656

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 18119, 36238, 72476, 144952, 289904, 1286449, 2572898, 5145796, 10291592, 20583184]

約数ペア:

[(1, 20583184), (2, 10291592), (4, 5145796), (8, 2572898), (16, 1286449), (71, 289904), (142, 144952), (284, 72476), (568, 36238), (1136, 18119)]