20174403382

素因数分解:

$2^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{18679}}^1$

素因数の和:18905

約数の個数: 48

約数和(自身を含む): 35878152960

約数和(自身を除く): 15703749578

約数列:

[1, 2, 7, 14, 49, 98, 103, 107, 206, 214, 721, 749, 1442, 1498, 5047, 5243, 10094, 10486, 11021, 18679, 22042, 37358, 77147, 130753, 154294, 261506, 540029, 915271, 1080058, 1830542, 1923937, 1998653, 3847874, 3997306, 13467559, 13990571, 26935118, 27981142, 94272913, 97933997, 188545826, 195867994, 205861259, 411722518, 1441028813, 2882057626, 10087201691, 20174403382]

約数ペア:

[(1, 20174403382), (2, 10087201691), (7, 2882057626), (14, 1441028813), (49, 411722518), (98, 205861259), (103, 195867994), (107, 188545826), (206, 97933997), (214, 94272913), (721, 27981142), (749, 26935118), (1442, 13990571), (1498, 13467559), (5047, 3997306), (5243, 3847874), (10094, 1998653), (10486, 1923937), (11021, 1830542), (18679, 1080058), (22042, 915271), (37358, 540029), (77147, 261506), (130753, 154294)]