18368940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{306149}}^1$

素因数の和:306161

約数の個数: 24

約数和(自身を含む): 51433200

約数和(自身を除く): 33064260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 306149, 612298, 918447, 1224596, 1530745, 1836894, 3061490, 3673788, 4592235, 6122980, 9184470, 18368940]

約数ペア:

[(1, 18368940), (2, 9184470), (3, 6122980), (4, 4592235), (5, 3673788), (6, 3061490), (10, 1836894), (12, 1530745), (15, 1224596), (20, 918447), (30, 612298), (60, 306149)]