20506245

素因数分解:

$3^1\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1459}}^1$

素因数の和:2404

約数の個数: 16

約数和(自身を含む): 32867520

約数和(自身を除く): 12361275

約数列:

[1, 3, 5, 15, 937, 1459, 2811, 4377, 4685, 7295, 14055, 21885, 1367083, 4101249, 6835415, 20506245]

約数ペア:

[(1, 20506245), (3, 6835415), (5, 4101249), (15, 1367083), (937, 21885), (1459, 14055), (2811, 7295), (4377, 4685)]