18666401

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{739}}^1$

素因数の和:848

約数の個数: 16

約数和(自身を含む): 21134400

約数和(自身を除く): 2467999

約数列:

[1, 13, 29, 67, 377, 739, 871, 1943, 9607, 21431, 25259, 49513, 278603, 643669, 1435877, 18666401]

約数ペア:

[(1, 18666401), (13, 1435877), (29, 643669), (67, 278603), (377, 49513), (739, 25259), (871, 21431), (1943, 9607)]