18401017

素因数分解:

${\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:272

約数の個数: 16

約数和(自身を含む): 19595520

約数和(自身を除く): 1194503

約数列:

[1, 47, 53, 83, 89, 2491, 3901, 4183, 4399, 4717, 7387, 206753, 221699, 347189, 391511, 18401017]

約数ペア:

[(1, 18401017), (47, 391511), (53, 347189), (83, 221699), (89, 206753), (2491, 7387), (3901, 4717), (4183, 4399)]