19911306

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{24223}}^1$

素因数の和:24365

約数の個数: 16

約数和(自身を含む): 40114944

約数和(自身を除く): 20203638

約数列:

[1, 2, 3, 6, 137, 274, 411, 822, 24223, 48446, 72669, 145338, 3318551, 6637102, 9955653, 19911306]

約数ペア:

[(1, 19911306), (2, 9955653), (3, 6637102), (6, 3318551), (137, 145338), (274, 72669), (411, 48446), (822, 24223)]