18987634

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{1217}}^1$

素因数の和:1517

約数の個数: 16

約数和(自身を含む): 29597400

約数和(自身を除く): 10609766

約数列:

[1, 2, 29, 58, 269, 538, 1217, 2434, 7801, 15602, 35293, 70586, 327373, 654746, 9493817, 18987634]

約数ペア:

[(1, 18987634), (2, 9493817), (29, 654746), (58, 327373), (269, 70586), (538, 35293), (1217, 15602), (2434, 7801)]