20156094765

素因数分解:

$3^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{449261}}^1$

素因数の和:450269

約数の個数: 24

約数和(自身を含む): 34972351128

約数和(自身を除く): 14816256363

約数列:

[1, 3, 5, 9, 15, 45, 997, 2991, 4985, 8973, 14955, 44865, 449261, 1347783, 2246305, 4043349, 6738915, 20216745, 447913217, 1343739651, 2239566085, 4031218953, 6718698255, 20156094765]

約数ペア:

[(1, 20156094765), (3, 6718698255), (5, 4031218953), (9, 2239566085), (15, 1343739651), (45, 447913217), (997, 20216745), (2991, 6738915), (4985, 4043349), (8973, 2246305), (14955, 1347783), (44865, 449261)]