19389215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2459}}^1$

素因数の和:2566

約数の個数: 16

約数和(自身を含む): 24796800

約数和(自身を除く): 5407585

約数列:

[1, 5, 19, 83, 95, 415, 1577, 2459, 7885, 12295, 46721, 204097, 233605, 1020485, 3877843, 19389215]

約数ペア:

[(1, 19389215), (5, 3877843), (19, 1020485), (83, 233605), (95, 204097), (415, 46721), (1577, 12295), (2459, 7885)]