19504706

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8429}}^1$

素因数の和:8533

約数の個数: 16

約数和(自身を含む): 31865400

約数和(自身を除く): 12360694

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8429, 16858, 109577, 219154, 750181, 1500362, 9752353, 19504706]

約数ペア:

[(1, 19504706), (2, 9752353), (13, 1500362), (26, 750181), (89, 219154), (178, 109577), (1157, 16858), (2314, 8429)]