20138087805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5306479}}^1$

素因数の和:5306521

約数の個数: 32

約数和(自身を含む): 36678389760

約数和(自身を除く): 16540301955

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 5306479, 15919437, 26532395, 58371269, 79597185, 122049017, 175113807, 291856345, 366147051, 610245085, 875569035, 1342539187, 1830735255, 4027617561, 6712695935, 20138087805]

約数ペア:

[(1, 20138087805), (3, 6712695935), (5, 4027617561), (11, 1830735255), (15, 1342539187), (23, 875569035), (33, 610245085), (55, 366147051), (69, 291856345), (115, 175113807), (165, 122049017), (253, 79597185), (345, 58371269), (759, 26532395), (1265, 15919437), (3795, 5306479)]