20125943999

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{67789}}^1$

素因数の和:67959

約数の個数: 24

約数和(自身を含む): 24018810480

約数和(自身を除く): 3892866481

約数列:

[1, 7, 49, 73, 83, 511, 581, 3577, 4067, 6059, 42413, 67789, 296891, 474523, 3321661, 4948597, 5626487, 34640179, 39385409, 242481253, 275697863, 410733551, 2875134857, 20125943999]

約数ペア:

[(1, 20125943999), (7, 2875134857), (49, 410733551), (73, 275697863), (83, 242481253), (511, 39385409), (581, 34640179), (3577, 5626487), (4067, 4948597), (6059, 3321661), (42413, 474523), (67789, 296891)]