20203065

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5683}}^1$

素因数の和:5773

約数の個数: 24

約数和(自身を含む): 35468160

約数和(自身を除く): 15265095

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 5683, 17049, 28415, 51147, 85245, 255735, 448957, 1346871, 2244785, 4040613, 6734355, 20203065]

約数ペア:

[(1, 20203065), (3, 6734355), (5, 4040613), (9, 2244785), (15, 1346871), (45, 448957), (79, 255735), (237, 85245), (395, 51147), (711, 28415), (1185, 17049), (3555, 5683)]