19821046

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{26713}}^1$

素因数の和:26775

約数の個数: 16

約数和(自身を含む): 34621344

約数和(自身を除く): 14800298

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 26713, 53426, 186991, 373982, 1415789, 2831578, 9910523, 19821046]

約数ペア:

[(1, 19821046), (2, 9910523), (7, 2831578), (14, 1415789), (53, 373982), (106, 186991), (371, 53426), (742, 26713)]