19938642

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{107197}}^1$

素因数の和:107233

約数の個数: 16

約数和(自身を含む): 41164032

約数和(自身を除く): 21225390

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 107197, 214394, 321591, 643182, 3323107, 6646214, 9969321, 19938642]

約数ペア:

[(1, 19938642), (2, 9969321), (3, 6646214), (6, 3323107), (31, 643182), (62, 321591), (93, 214394), (186, 107197)]