18825718

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:807

約数の個数: 16

約数和(自身を含む): 28721664

約数和(自身を除く): 9895946

約数列:

[1, 2, 127, 137, 254, 274, 541, 1082, 17399, 34798, 68707, 74117, 137414, 148234, 9412859, 18825718]

約数ペア:

[(1, 18825718), (2, 9412859), (127, 148234), (137, 137414), (254, 74117), (274, 68707), (541, 34798), (1082, 17399)]