20069404

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 36097488

約数和(自身を除く): 16028084

約数列:

[1, 2, 4, 53, 106, 137, 212, 274, 548, 691, 1382, 2764, 7261, 14522, 29044, 36623, 73246, 94667, 146492, 189334, 378668, 5017351, 10034702, 20069404]

約数ペア:

[(1, 20069404), (2, 10034702), (4, 5017351), (53, 378668), (106, 189334), (137, 146492), (212, 94667), (274, 73246), (548, 36623), (691, 29044), (1382, 14522), (2764, 7261)]