19899698

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2063}}^1$

素因数の和:2138

約数の個数: 32

約数和(自身を含む): 37449216

約数和(自身を除く): 17549518

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 2063, 4126, 4823, 9646, 14441, 26819, 28882, 53638, 109339, 187733, 218678, 375466, 765373, 1421407, 1530746, 2842814, 9949849, 19899698]

約数ペア:

[(1, 19899698), (2, 9949849), (7, 2842814), (13, 1530746), (14, 1421407), (26, 765373), (53, 375466), (91, 218678), (106, 187733), (182, 109339), (371, 53638), (689, 28882), (742, 26819), (1378, 14441), (2063, 9646), (4126, 4823)]