19752255

素因数分解:

$3^6\times 5^1\times {\mathrm{5419}}^1$

素因数の和:5442

約数の個数: 28

約数和(自身を含む): 35544360

約数和(自身を除く): 15792105

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 5419, 16257, 27095, 48771, 81285, 146313, 243855, 438939, 731565, 1316817, 2194695, 3950451, 6584085, 19752255]

約数ペア:

[(1, 19752255), (3, 6584085), (5, 3950451), (9, 2194695), (15, 1316817), (27, 731565), (45, 438939), (81, 243855), (135, 146313), (243, 81285), (405, 48771), (729, 27095), (1215, 16257), (3645, 5419)]