20396065

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2689}}^1$

素因数の和:2772

約数の個数: 16

約数和(自身を含む): 25759440

約数和(自身を除く): 5363375

約数列:

[1, 5, 37, 41, 185, 205, 1517, 2689, 7585, 13445, 99493, 110249, 497465, 551245, 4079213, 20396065]

約数ペア:

[(1, 20396065), (5, 4079213), (37, 551245), (41, 497465), (185, 110249), (205, 99493), (1517, 13445), (2689, 7585)]