18943982

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{1297}}^1$

素因数の和:1475

約数の個数: 16

約数和(自身を含む): 29127120

約数和(自身を除く): 10183138

約数列:

[1, 2, 67, 109, 134, 218, 1297, 2594, 7303, 14606, 86899, 141373, 173798, 282746, 9471991, 18943982]

約数ペア:

[(1, 18943982), (2, 9471991), (67, 282746), (109, 173798), (134, 141373), (218, 86899), (1297, 14606), (2594, 7303)]