81523822

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{19913}}^1$

素因数の和:20027

約数の個数: 16

約数和(自身を含む): 129042720

約数和(自身を除く): 47518898

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 19913, 39826, 457999, 915998, 1772257, 3544514, 40761911, 81523822]

約数ペア:

[(1, 81523822), (2, 40761911), (23, 3544514), (46, 1772257), (89, 915998), (178, 457999), (2047, 39826), (4094, 19913)]