19480657

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1289}}^1$

素因数の和:1440

約数の個数: 16

約数和(自身を含む): 23777280

約数和(自身を除く): 4296623

約数列:

[1, 7, 17, 119, 127, 889, 1289, 2159, 9023, 15113, 21913, 153391, 163703, 1145921, 2782951, 19480657]

約数ペア:

[(1, 19480657), (7, 2782951), (17, 1145921), (119, 163703), (127, 153391), (889, 21913), (1289, 15113), (2159, 9023)]