2053178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:853

約数の個数: 16

約数和(自身を含む): 3291840

約数和(自身を除く): 1238662

約数列:

[1, 2, 19, 38, 71, 142, 761, 1349, 1522, 2698, 14459, 28918, 54031, 108062, 1026589, 2053178]

約数ペア:

[(1, 2053178), (2, 1026589), (19, 108062), (38, 54031), (71, 28918), (142, 14459), (761, 2698), (1349, 1522)]