18026379

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2833}}^1$

素因数の和:2947

約数の個数: 24

約数和(自身を含む): 30063072

約数和(自身を除く): 12036693

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 2833, 6363, 8499, 19831, 25497, 59493, 178479, 286133, 858399, 2002931, 2575197, 6008793, 18026379]

約数ペア:

[(1, 18026379), (3, 6008793), (7, 2575197), (9, 2002931), (21, 858399), (63, 286133), (101, 178479), (303, 59493), (707, 25497), (909, 19831), (2121, 8499), (2833, 6363)]