17989838

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{839}}^1$

素因数の和:1063

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 9589042

約数列:

[1, 2, 71, 142, 151, 302, 839, 1678, 10721, 21442, 59569, 119138, 126689, 253378, 8994919, 17989838]

約数ペア:

[(1, 17989838), (2, 8994919), (71, 253378), (142, 126689), (151, 119138), (302, 59569), (839, 21442), (1678, 10721)]