20512019889

素因数分解:

$3^2\times {\mathrm{239}}^1\times {\mathrm{1453}}^1\times {\mathrm{6563}}^1$

素因数の和:8261

約数の個数: 24

約数和(自身を含む): 29777454720

約数和(自身を除く): 9265434831

約数列:

[1, 3, 9, 239, 717, 1453, 2151, 4359, 6563, 13077, 19689, 59067, 347267, 1041801, 1568557, 3125403, 4705671, 9536039, 14117013, 28608117, 85824351, 2279113321, 6837339963, 20512019889]

約数ペア:

[(1, 20512019889), (3, 6837339963), (9, 2279113321), (239, 85824351), (717, 28608117), (1453, 14117013), (2151, 9536039), (4359, 4705671), (6563, 3125403), (13077, 1568557), (19689, 1041801), (59067, 347267)]