18184420

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2399}}^1$

素因数の和:2787

約数の個数: 24

約数和(自身を含む): 38304000

約数和(自身を除く): 20119580

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 2399, 3790, 4798, 7580, 9596, 11995, 23990, 47980, 909221, 1818442, 3636884, 4546105, 9092210, 18184420]

約数ペア:

[(1, 18184420), (2, 9092210), (4, 4546105), (5, 3636884), (10, 1818442), (20, 909221), (379, 47980), (758, 23990), (1516, 11995), (1895, 9596), (2399, 7580), (3790, 4798)]