20773908

素因数分解:

$2^2\times 3^4\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:774

約数の個数: 60

約数和(自身を含む): 54949972

約数和(自身を除く): 34176064

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 97, 108, 162, 194, 291, 324, 388, 582, 661, 873, 1164, 1322, 1746, 1983, 2619, 2644, 3492, 3966, 5238, 5949, 7857, 7932, 10476, 11898, 15714, 17847, 23796, 31428, 35694, 53541, 64117, 71388, 107082, 128234, 192351, 214164, 256468, 384702, 577053, 769404, 1154106, 1731159, 2308212, 3462318, 5193477, 6924636, 10386954, 20773908]

約数ペア:

[(1, 20773908), (2, 10386954), (3, 6924636), (4, 5193477), (6, 3462318), (9, 2308212), (12, 1731159), (18, 1154106), (27, 769404), (36, 577053), (54, 384702), (81, 256468), (97, 214164), (108, 192351), (162, 128234), (194, 107082), (291, 71388), (324, 64117), (388, 53541), (582, 35694), (661, 31428), (873, 23796), (1164, 17847), (1322, 15714), (1746, 11898), (1983, 10476), (2619, 7932), (2644, 7857), (3492, 5949), (3966, 5238)]