20512073385

素因数分解:

$3^2\times 5^1\times {\mathrm{12253}}^1\times {\mathrm{37201}}^1$

素因数の和:49465

約数の個数: 24

約数和(自身を含む): 35558118024

約数和(自身を除く): 15046044639

約数列:

[1, 3, 5, 9, 15, 45, 12253, 36759, 37201, 61265, 110277, 111603, 183795, 186005, 334809, 551385, 558015, 1674045, 455823853, 1367471559, 2279119265, 4102414677, 6837357795, 20512073385]

約数ペア:

[(1, 20512073385), (3, 6837357795), (5, 4102414677), (9, 2279119265), (15, 1367471559), (45, 455823853), (12253, 1674045), (36759, 558015), (37201, 551385), (61265, 334809), (110277, 186005), (111603, 183795)]