20176657235

素因数分解:

$5^1\times 7^2\times {\mathrm{631}}^1\times {\mathrm{130513}}^1$

素因数の和:131163

約数の個数: 24

約数和(自身を含む): 28209818016

約数和(自身を除く): 8033160781

約数列:

[1, 5, 7, 35, 49, 245, 631, 3155, 4417, 22085, 30919, 130513, 154595, 652565, 913591, 4567955, 6395137, 31975685, 82353703, 411768515, 576475921, 2882379605, 4035331447, 20176657235]

約数ペア:

[(1, 20176657235), (5, 4035331447), (7, 2882379605), (35, 576475921), (49, 411768515), (245, 82353703), (631, 31975685), (3155, 6395137), (4417, 4567955), (22085, 913591), (30919, 652565), (130513, 154595)]