19840343

素因数分解:

${\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 21669120

約数和(自身を除く): 1828777

約数列:

[1, 17, 59, 131, 151, 1003, 2227, 2567, 7729, 8909, 19781, 131393, 151453, 336277, 1167079, 19840343]

約数ペア:

[(1, 19840343), (17, 1167079), (59, 336277), (131, 151453), (151, 131393), (1003, 19781), (2227, 8909), (2567, 7729)]