19278394

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{463}}^1$

素因数の和:765

約数の個数: 16

約数和(自身を含む): 29399040

約数和(自身を除く): 10120646

約数列:

[1, 2, 109, 191, 218, 382, 463, 926, 20819, 41638, 50467, 88433, 100934, 176866, 9639197, 19278394]

約数ペア:

[(1, 19278394), (2, 9639197), (109, 176866), (191, 100934), (218, 88433), (382, 50467), (463, 41638), (926, 20819)]