12661884

素因数分解:

$2^2\times 3^2\times {\mathrm{509}}^1\times {\mathrm{691}}^1$

素因数の和:1210

約数の個数: 36

約数和(自身を含む): 32115720

約数和(自身を除く): 19453836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 509, 691, 1018, 1382, 1527, 2036, 2073, 2764, 3054, 4146, 4581, 6108, 6219, 8292, 9162, 12438, 18324, 24876, 351719, 703438, 1055157, 1406876, 2110314, 3165471, 4220628, 6330942, 12661884]

約数ペア:

[(1, 12661884), (2, 6330942), (3, 4220628), (4, 3165471), (6, 2110314), (9, 1406876), (12, 1055157), (18, 703438), (36, 351719), (509, 24876), (691, 18324), (1018, 12438), (1382, 9162), (1527, 8292), (2036, 6219), (2073, 6108), (2764, 4581), (3054, 4146)]