20165994436

素因数分解:

$2^2\times 7^1\times {\mathrm{6481}}^1\times {\mathrm{111127}}^1$

素因数の和:117619

約数の個数: 24

約数和(自身を含む): 40338574976

約数和(自身を除く): 20172580540

約数列:

[1, 2, 4, 7, 14, 28, 6481, 12962, 25924, 45367, 90734, 111127, 181468, 222254, 444508, 777889, 1555778, 3111556, 720214087, 1440428174, 2880856348, 5041498609, 10082997218, 20165994436]

約数ペア:

[(1, 20165994436), (2, 10082997218), (4, 5041498609), (7, 2880856348), (14, 1440428174), (28, 720214087), (6481, 3111556), (12962, 1555778), (25924, 777889), (45367, 444508), (90734, 222254), (111127, 181468)]