20822638

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 34364160

約数和(自身を除く): 13541522

約数列:

[1, 2, 29, 31, 37, 58, 62, 74, 313, 626, 899, 1073, 1147, 1798, 2146, 2294, 9077, 9703, 11581, 18154, 19406, 23162, 33263, 66526, 281387, 335849, 359011, 562774, 671698, 718022, 10411319, 20822638]

約数ペア:

[(1, 20822638), (2, 10411319), (29, 718022), (31, 671698), (37, 562774), (58, 359011), (62, 335849), (74, 281387), (313, 66526), (626, 33263), (899, 23162), (1073, 19406), (1147, 18154), (1798, 11581), (2146, 9703), (2294, 9077)]