66550844

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2141}}^1$

素因数の和:2573

約数の個数: 24

約数和(自身を含む): 122950800

約数和(自身を除く): 56399956

約数列:

[1, 2, 4, 19, 38, 76, 409, 818, 1636, 2141, 4282, 7771, 8564, 15542, 31084, 40679, 81358, 162716, 875669, 1751338, 3502676, 16637711, 33275422, 66550844]

約数ペア:

[(1, 66550844), (2, 33275422), (4, 16637711), (19, 3502676), (38, 1751338), (76, 875669), (409, 162716), (818, 81358), (1636, 40679), (2141, 31084), (4282, 15542), (7771, 8564)]