20715816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{599}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 36308184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 131, 132, 262, 264, 393, 524, 599, 786, 1048, 1198, 1441, 1572, 1797, 2396, 2882, 3144, 3594, 4323, 4792, 5764, 6589, 7188, 8646, 11528, 13178, 14376, 17292, 19767, 26356, 34584, 39534, 52712, 78469, 79068, 156938, 158136, 235407, 313876, 470814, 627752, 863159, 941628, 1726318, 1883256, 2589477, 3452636, 5178954, 6905272, 10357908, 20715816]

約数ペア:

[(1, 20715816), (2, 10357908), (3, 6905272), (4, 5178954), (6, 3452636), (8, 2589477), (11, 1883256), (12, 1726318), (22, 941628), (24, 863159), (33, 627752), (44, 470814), (66, 313876), (88, 235407), (131, 158136), (132, 156938), (262, 79068), (264, 78469), (393, 52712), (524, 39534), (599, 34584), (786, 26356), (1048, 19767), (1198, 17292), (1441, 14376), (1572, 13178), (1797, 11528), (2396, 8646), (2882, 7188), (3144, 6589), (3594, 5764), (4323, 4792)]