18437528161

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1\times {\mathrm{37379}}^1$

素因数の和:39408

約数の個数: 16

約数和(自身を含む): 20911867200

約数和(自身を除く): 2474339039

約数列:

[1, 13, 19, 247, 1997, 25961, 37379, 37943, 485927, 493259, 710201, 9232613, 74645863, 970396219, 1418271397, 18437528161]

約数ペア:

[(1, 18437528161), (13, 1418271397), (19, 970396219), (247, 74645863), (1997, 9232613), (25961, 710201), (37379, 493259), (37943, 485927)]