20512159216

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{24188867}}^1$

素因数の和:24188928

約数の個数: 20

約数和(自身を含む): 40492165032

約数和(自身を除く): 19980005816

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 24188867, 48377734, 96755468, 193510936, 387021872, 1282009951, 2564019902, 5128039804, 10256079608, 20512159216]

約数ペア:

[(1, 20512159216), (2, 10256079608), (4, 5128039804), (8, 2564019902), (16, 1282009951), (53, 387021872), (106, 193510936), (212, 96755468), (424, 48377734), (848, 24188867)]