20512101555

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13812863}}^1$

素因数の和:13812888

約数の個数: 32

約数和(自身を含む): 39781048320

約数和(自身を除く): 19268946765

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 13812863, 41438589, 69064315, 124315767, 151941493, 207192945, 372947301, 455824479, 621578835, 759707465, 1367473437, 1864736505, 2279122395, 4102420311, 6837367185, 20512101555]

約数ペア:

[(1, 20512101555), (3, 6837367185), (5, 4102420311), (9, 2279122395), (11, 1864736505), (15, 1367473437), (27, 759707465), (33, 621578835), (45, 455824479), (55, 372947301), (99, 207192945), (135, 151941493), (165, 124315767), (297, 69064315), (495, 41438589), (1485, 13812863)]