16420878

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 38110176

約数和(自身を除く): 21689298

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 103, 153, 206, 306, 309, 521, 618, 927, 1042, 1563, 1751, 1854, 3126, 3502, 4689, 5253, 8857, 9378, 10506, 15759, 17714, 26571, 31518, 53142, 53663, 79713, 107326, 159426, 160989, 321978, 482967, 912271, 965934, 1824542, 2736813, 5473626, 8210439, 16420878]

約数ペア:

[(1, 16420878), (2, 8210439), (3, 5473626), (6, 2736813), (9, 1824542), (17, 965934), (18, 912271), (34, 482967), (51, 321978), (102, 160989), (103, 159426), (153, 107326), (206, 79713), (306, 53663), (309, 53142), (521, 31518), (618, 26571), (927, 17714), (1042, 15759), (1563, 10506), (1751, 9378), (1854, 8857), (3126, 5253), (3502, 4689)]