19752156

素因数分解:

$2^2\times 3^2\times {\mathrm{548671}}^1$

素因数の和:548681

約数の個数: 18

約数和(自身を含む): 49929152

約数和(自身を除く): 30176996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 548671, 1097342, 1646013, 2194684, 3292026, 4938039, 6584052, 9876078, 19752156]

約数ペア:

[(1, 19752156), (2, 9876078), (3, 6584052), (4, 4938039), (6, 3292026), (9, 2194684), (12, 1646013), (18, 1097342), (36, 548671)]