20286456

素因数分解:

$2^3\times 3^1\times {\mathrm{101}}^1\times {\mathrm{8369}}^1$

素因数の和:8479

約数の個数: 32

約数和(自身を含む): 51224400

約数和(自身を除く): 30937944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 101, 202, 303, 404, 606, 808, 1212, 2424, 8369, 16738, 25107, 33476, 50214, 66952, 100428, 200856, 845269, 1690538, 2535807, 3381076, 5071614, 6762152, 10143228, 20286456]

約数ペア:

[(1, 20286456), (2, 10143228), (3, 6762152), (4, 5071614), (6, 3381076), (8, 2535807), (12, 1690538), (24, 845269), (101, 200856), (202, 100428), (303, 66952), (404, 50214), (606, 33476), (808, 25107), (1212, 16738), (2424, 8369)]