19946968

素因数分解:

$2^3\times {\mathrm{503}}^1\times {\mathrm{4957}}^1$

素因数の和:5466

約数の個数: 16

約数和(自身を含む): 37482480

約数和(自身を除く): 17535512

約数列:

[1, 2, 4, 8, 503, 1006, 2012, 4024, 4957, 9914, 19828, 39656, 2493371, 4986742, 9973484, 19946968]

約数ペア:

[(1, 19946968), (2, 9973484), (4, 4986742), (8, 2493371), (503, 39656), (1006, 19828), (2012, 9914), (4024, 4957)]