19903564802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{1372849}}^1$

素因数の和:1373521

約数の個数: 16

約数和(自身を含む): 32618916000

約数和(自身を除く): 12715351198

約数列:

[1, 2, 11, 22, 659, 1318, 7249, 14498, 1372849, 2745698, 15101339, 30202678, 904707491, 1809414982, 9951782401, 19903564802]

約数ペア:

[(1, 19903564802), (2, 9951782401), (11, 1809414982), (22, 904707491), (659, 30202678), (1318, 15101339), (7249, 2745698), (14498, 1372849)]