20409822749

素因数分解:

${\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{2719}}^1$

素因数の和:2961

約数の個数: 24

約数和(自身を含む): 21586072320

約数和(自身を除く): 1176249571

約数列:

[1, 31, 73, 107, 961, 2263, 2719, 3317, 7811, 70153, 84289, 102827, 198487, 242141, 290933, 2612959, 6153097, 7506371, 9018923, 21238109, 190746007, 279586613, 658381379, 20409822749]

約数ペア:

[(1, 20409822749), (31, 658381379), (73, 279586613), (107, 190746007), (961, 21238109), (2263, 9018923), (2719, 7506371), (3317, 6153097), (7811, 2612959), (70153, 290933), (84289, 242141), (102827, 198487)]