20225818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 33806160

約数和(自身を除く): 13580342

約数列:

[1, 2, 17, 29, 34, 58, 73, 146, 281, 493, 562, 986, 1241, 2117, 2482, 4234, 4777, 8149, 9554, 16298, 20513, 35989, 41026, 71978, 138533, 277066, 348721, 594877, 697442, 1189754, 10112909, 20225818]

約数ペア:

[(1, 20225818), (2, 10112909), (17, 1189754), (29, 697442), (34, 594877), (58, 348721), (73, 277066), (146, 138533), (281, 71978), (493, 41026), (562, 35989), (986, 20513), (1241, 16298), (2117, 9554), (2482, 8149), (4234, 4777)]