20199640449

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2790391}}^1$

素因数の和:2790540

約数の個数: 16

約数和(自身を含む): 28573614080

約数和(自身を除く): 8373973631

約数列:

[1, 3, 19, 57, 127, 381, 2413, 7239, 2790391, 8371173, 53017429, 159052287, 354379657, 1063138971, 6733213483, 20199640449]

約数ペア:

[(1, 20199640449), (3, 6733213483), (19, 1063138971), (57, 354379657), (127, 159052287), (381, 53017429), (2413, 8371173), (7239, 2790391)]