19495058

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{977}}^1$

素因数の和:1897

約数の個数: 16

約数和(自身を含む): 31968864

約数和(自身を除く): 12473806

約数列:

[1, 2, 11, 22, 907, 977, 1814, 1954, 9977, 10747, 19954, 21494, 886139, 1772278, 9747529, 19495058]

約数ペア:

[(1, 19495058), (2, 9747529), (11, 1772278), (22, 886139), (907, 21494), (977, 19954), (1814, 10747), (1954, 9977)]