19201713081

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{8741}}^1\times {\mathrm{17029}}^1$

素因数の和:25816

約数の個数: 16

約数和(自身を含む): 26202221760

約数和(自身を除く): 7000508679

約数列:

[1, 3, 43, 129, 8741, 17029, 26223, 51087, 375863, 732247, 1127589, 2196741, 148850489, 446551467, 6400571027, 19201713081]

約数ペア:

[(1, 19201713081), (3, 6400571027), (43, 446551467), (129, 148850489), (8741, 2196741), (17029, 1127589), (26223, 732247), (51087, 375863)]