18836236

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1129}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 34107920

約数和(自身を除く): 15271684

約数列:

[1, 2, 4, 43, 86, 97, 172, 194, 388, 1129, 2258, 4171, 4516, 8342, 16684, 48547, 97094, 109513, 194188, 219026, 438052, 4709059, 9418118, 18836236]

約数ペア:

[(1, 18836236), (2, 9418118), (4, 4709059), (43, 438052), (86, 219026), (97, 194188), (172, 109513), (194, 97094), (388, 48547), (1129, 16684), (2258, 8342), (4171, 4516)]