199955912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{15139}}^1$

素因数の和:15285

約数の個数: 32

約数和(自身を含む): 406963200

約数和(自身を除く): 207007288

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 254, 508, 1016, 1651, 3302, 6604, 13208, 15139, 30278, 60556, 121112, 196807, 393614, 787228, 1574456, 1922653, 3845306, 7690612, 15381224, 24994489, 49988978, 99977956, 199955912]

約数ペア:

[(1, 199955912), (2, 99977956), (4, 49988978), (8, 24994489), (13, 15381224), (26, 7690612), (52, 3845306), (104, 1922653), (127, 1574456), (254, 787228), (508, 393614), (1016, 196807), (1651, 121112), (3302, 60556), (6604, 30278), (13208, 15139)]