20450156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5077}}^1$

素因数の和:5153

約数の個数: 24

約数和(自身を含む): 38389680

約数和(自身を除く): 17939524

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 5077, 10154, 20308, 96463, 192926, 269081, 385852, 538162, 1076324, 5112539, 10225078, 20450156]

約数ペア:

[(1, 20450156), (2, 10225078), (4, 5112539), (19, 1076324), (38, 538162), (53, 385852), (76, 269081), (106, 192926), (212, 96463), (1007, 20308), (2014, 10154), (4028, 5077)]