20285235

素因数分解:

$3^4\times 5^1\times {\mathrm{50087}}^1$

素因数の和:50104

約数の個数: 20

約数和(自身を含む): 36363888

約数和(自身を除く): 16078653

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 50087, 150261, 250435, 450783, 751305, 1352349, 2253915, 4057047, 6761745, 20285235]

約数ペア:

[(1, 20285235), (3, 6761745), (5, 4057047), (9, 2253915), (15, 1352349), (27, 751305), (45, 450783), (81, 250435), (135, 150261), (405, 50087)]