17780864

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{2621}}^1$

素因数の和:2688

約数の個数: 32

約数和(自身を含む): 36104940

約数和(自身を除く): 18324076

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 2621, 3392, 5242, 6784, 10484, 20968, 41936, 83872, 138913, 167744, 277826, 335488, 555652, 1111304, 2222608, 4445216, 8890432, 17780864]

約数ペア:

[(1, 17780864), (2, 8890432), (4, 4445216), (8, 2222608), (16, 1111304), (32, 555652), (53, 335488), (64, 277826), (106, 167744), (128, 138913), (212, 83872), (424, 41936), (848, 20968), (1696, 10484), (2621, 6784), (3392, 5242)]