19847583

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6703}}^1$

素因数の和:6763

約数の個数: 24

約数和(自身を含む): 33466368

約数和(自身を除く): 13618785

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 6703, 20109, 46921, 60327, 140763, 315041, 422289, 945123, 2205287, 2835369, 6615861, 19847583]

約数ペア:

[(1, 19847583), (3, 6615861), (7, 2835369), (9, 2205287), (21, 945123), (47, 422289), (63, 315041), (141, 140763), (329, 60327), (423, 46921), (987, 20109), (2961, 6703)]