20634831

素因数分解:

$3^5\times 7^2\times {\mathrm{1733}}^1$

素因数の和:1762

約数の個数: 36

約数和(自身を含む): 35977032

約数和(自身を除く): 15342201

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 1733, 3969, 5199, 11907, 12131, 15597, 36393, 46791, 84917, 109179, 140373, 254751, 327537, 421119, 764253, 982611, 2292759, 2947833, 6878277, 20634831]

約数ペア:

[(1, 20634831), (3, 6878277), (7, 2947833), (9, 2292759), (21, 982611), (27, 764253), (49, 421119), (63, 327537), (81, 254751), (147, 140373), (189, 109179), (243, 84917), (441, 46791), (567, 36393), (1323, 15597), (1701, 12131), (1733, 11907), (3969, 5199)]