81128822

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{3739}}^1$

素因数の和:4331

約数の個数: 16

約数和(自身を含む): 128356800

約数和(自身を除く): 47227978

約数列:

[1, 2, 19, 38, 571, 1142, 3739, 7478, 10849, 21698, 71041, 142082, 2134969, 4269938, 40564411, 81128822]

約数ペア:

[(1, 81128822), (2, 40564411), (19, 4269938), (38, 2134969), (571, 142082), (1142, 71041), (3739, 21698), (7478, 10849)]