18026428

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2887}}^1$

素因数の和:3121

約数の個数: 24

約数和(自身を含む): 36227072

約数和(自身を除く): 18200644

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 2887, 3122, 5774, 6244, 11548, 20209, 40418, 80836, 643801, 1287602, 2575204, 4506607, 9013214, 18026428]

約数ペア:

[(1, 18026428), (2, 9013214), (4, 4506607), (7, 2575204), (14, 1287602), (28, 643801), (223, 80836), (446, 40418), (892, 20209), (1561, 11548), (2887, 6244), (3122, 5774)]