20178244809

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{2803}}^1\times {\mathrm{47051}}^1$

素因数の和:49877

約数の個数: 24

約数和(自身を含む): 30872511072

約数和(自身を除く): 10694266263

約数列:

[1, 3, 9, 17, 51, 153, 2803, 8409, 25227, 47051, 47651, 141153, 142953, 423459, 428859, 799867, 2399601, 7198803, 131883953, 395651859, 1186955577, 2242027201, 6726081603, 20178244809]

約数ペア:

[(1, 20178244809), (3, 6726081603), (9, 2242027201), (17, 1186955577), (51, 395651859), (153, 131883953), (2803, 7198803), (8409, 2399601), (25227, 799867), (47051, 428859), (47651, 423459), (141153, 142953)]