20906164

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1823}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 37997568

約数和(自身を除く): 17091404

約数列:

[1, 2, 4, 47, 61, 94, 122, 188, 244, 1823, 2867, 3646, 5734, 7292, 11468, 85681, 111203, 171362, 222406, 342724, 444812, 5226541, 10453082, 20906164]

約数ペア:

[(1, 20906164), (2, 10453082), (4, 5226541), (47, 444812), (61, 342724), (94, 222406), (122, 171362), (188, 111203), (244, 85681), (1823, 11468), (2867, 7292), (3646, 5734)]