18877342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37307}}^1$

素因数の和:37343

約数の個数: 16

約数和(自身を含む): 32234112

約数和(自身を除く): 13356770

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 37307, 74614, 410377, 820754, 858061, 1716122, 9438671, 18877342]

約数ペア:

[(1, 18877342), (2, 9438671), (11, 1716122), (22, 858061), (23, 820754), (46, 410377), (253, 74614), (506, 37307)]