17972860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47297}}^1$

素因数の和:47325

約数の個数: 24

約数和(自身を含む): 39730320

約数和(自身を除く): 21757460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 47297, 94594, 189188, 236485, 472970, 898643, 945940, 1797286, 3594572, 4493215, 8986430, 17972860]

約数ペア:

[(1, 17972860), (2, 8986430), (4, 4493215), (5, 3594572), (10, 1797286), (19, 945940), (20, 898643), (38, 472970), (76, 236485), (95, 189188), (190, 94594), (380, 47297)]