19014505

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 23284800

約数和(自身を除く): 4270295

約数列:

[1, 5, 109, 139, 251, 545, 695, 1255, 15151, 27359, 34889, 75755, 136795, 174445, 3802901, 19014505]

約数ペア:

[(1, 19014505), (5, 3802901), (109, 174445), (139, 136795), (251, 75755), (545, 34889), (695, 27359), (1255, 15151)]