19660448

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{19819}}^1$

素因数の和:19860

約数の個数: 24

約数和(自身を含む): 39957120

約数和(自身を除く): 20296672

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 19819, 39638, 79276, 158552, 317104, 614389, 634208, 1228778, 2457556, 4915112, 9830224, 19660448]

約数ペア:

[(1, 19660448), (2, 9830224), (4, 4915112), (8, 2457556), (16, 1228778), (31, 634208), (32, 614389), (62, 317104), (124, 158552), (248, 79276), (496, 39638), (992, 19819)]