18905742

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{28387}}^1$

素因数の和:28432

約数の個数: 24

約数和(自身を含む): 42071016

約数和(自身を除く): 23165274

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 28387, 56774, 85161, 170322, 255483, 510966, 1050319, 2100638, 3150957, 6301914, 9452871, 18905742]

約数ペア:

[(1, 18905742), (2, 9452871), (3, 6301914), (6, 3150957), (9, 2100638), (18, 1050319), (37, 510966), (74, 255483), (111, 170322), (222, 85161), (333, 56774), (666, 28387)]