20856246

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2801}}^1$

素因数の和:2896

約数の個数: 32

約数和(自身を含む): 44787168

約数和(自身を除く): 23930922

約数列:

[1, 2, 3, 6, 17, 34, 51, 73, 102, 146, 219, 438, 1241, 2482, 2801, 3723, 5602, 7446, 8403, 16806, 47617, 95234, 142851, 204473, 285702, 408946, 613419, 1226838, 3476041, 6952082, 10428123, 20856246]

約数ペア:

[(1, 20856246), (2, 10428123), (3, 6952082), (6, 3476041), (17, 1226838), (34, 613419), (51, 408946), (73, 285702), (102, 204473), (146, 142851), (219, 95234), (438, 47617), (1241, 16806), (2482, 8403), (2801, 7446), (3723, 5602)]