20054339998

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{20149}}^1$

素因数の和:20473

約数の個数: 64

約数和(自身を含む): 39276057600

約数和(自身を除く): 19221717602

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 281, 322, 506, 562, 1771, 1967, 3091, 3542, 3934, 6182, 6463, 12926, 20149, 21637, 40298, 43274, 45241, 71093, 90482, 141043, 142186, 221639, 282086, 443278, 463427, 497651, 926854, 995302, 1551473, 3102946, 3243989, 5097697, 5661869, 6487978, 10195394, 11323738, 35683879, 39633083, 62280559, 71367758, 79266166, 124561118, 130222987, 260445974, 435963913, 871927826, 911560909, 1432452857, 1823121818, 2864905714, 10027169999, 20054339998]

約数ペア:

[(1, 20054339998), (2, 10027169999), (7, 2864905714), (11, 1823121818), (14, 1432452857), (22, 911560909), (23, 871927826), (46, 435963913), (77, 260445974), (154, 130222987), (161, 124561118), (253, 79266166), (281, 71367758), (322, 62280559), (506, 39633083), (562, 35683879), (1771, 11323738), (1967, 10195394), (3091, 6487978), (3542, 5661869), (3934, 5097697), (6182, 3243989), (6463, 3102946), (12926, 1551473), (20149, 995302), (21637, 926854), (40298, 497651), (43274, 463427), (45241, 443278), (71093, 282086), (90482, 221639), (141043, 142186)]