20492087

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{6491}}^1$

素因数の和:6550

約数の個数: 16

約数和(自身を含む): 26175744

約数和(自身を除く): 5683657

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 6491, 45437, 71401, 266131, 499807, 1862917, 2927441, 20492087]

約数ペア:

[(1, 20492087), (7, 2927441), (11, 1862917), (41, 499807), (77, 266131), (287, 71401), (451, 45437), (3157, 6491)]