19681532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8053}}^1$

素因数の和:8117

約数の個数: 24

約数和(自身を含む): 37886016

約数和(自身を除く): 18204484

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 8053, 16106, 32212, 104689, 209378, 378491, 418756, 756982, 1513964, 4920383, 9840766, 19681532]

約数ペア:

[(1, 19681532), (2, 9840766), (4, 4920383), (13, 1513964), (26, 756982), (47, 418756), (52, 378491), (94, 209378), (188, 104689), (611, 32212), (1222, 16106), (2444, 8053)]