19660356

素因数分解:

$2^2\times 3^2\times {\mathrm{739}}^2$

素因数の和:1488

約数の個数: 27

約数和(自身を含む): 49764351

約数和(自身を除く): 30103995

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 739, 1478, 2217, 2956, 4434, 6651, 8868, 13302, 26604, 546121, 1092242, 1638363, 2184484, 3276726, 4915089, 6553452, 9830178, 19660356]

約数ペア:

[(1, 19660356), (2, 9830178), (3, 6553452), (4, 4915089), (6, 3276726), (9, 2184484), (12, 1638363), (18, 1092242), (36, 546121), (739, 26604), (1478, 13302), (2217, 8868), (2956, 6651)]