19946498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 15615742

約数列:

[1, 2, 11, 13, 22, 26, 97, 143, 194, 286, 719, 1067, 1261, 1438, 2134, 2522, 7909, 9347, 13871, 15818, 18694, 27742, 69743, 102817, 139486, 205634, 767173, 906659, 1534346, 1813318, 9973249, 19946498]

約数ペア:

[(1, 19946498), (2, 9973249), (11, 1813318), (13, 1534346), (22, 906659), (26, 767173), (97, 205634), (143, 139486), (194, 102817), (286, 69743), (719, 27742), (1067, 18694), (1261, 15818), (1438, 13871), (2134, 9347), (2522, 7909)]