20652065

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 29410560

約数和(自身を除く): 8758495

約数列:

[1, 5, 7, 35, 59, 73, 137, 295, 365, 413, 511, 685, 959, 2065, 2555, 4307, 4795, 8083, 10001, 21535, 30149, 40415, 50005, 56581, 70007, 150745, 282905, 350035, 590059, 2950295, 4130413, 20652065]

約数ペア:

[(1, 20652065), (5, 4130413), (7, 2950295), (35, 590059), (59, 350035), (73, 282905), (137, 150745), (295, 70007), (365, 56581), (413, 50005), (511, 40415), (685, 30149), (959, 21535), (2065, 10001), (2555, 8083), (4307, 4795)]