38901978

素因数分解:

$2^1\times 3^3\times {\mathrm{720407}}^1$

素因数の和:720418

約数の個数: 16

約数和(自身を含む): 86448960

約数和(自身を除く): 47546982

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 720407, 1440814, 2161221, 4322442, 6483663, 12967326, 19450989, 38901978]

約数ペア:

[(1, 38901978), (2, 19450989), (3, 12967326), (6, 6483663), (9, 4322442), (18, 2161221), (27, 1440814), (54, 720407)]