18467660

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2003}}^1$

素因数の和:2473

約数の個数: 24

約数和(自身を含む): 38885616

約数和(自身を除く): 20417956

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2003, 2305, 4006, 4610, 8012, 9220, 10015, 20030, 40060, 923383, 1846766, 3693532, 4616915, 9233830, 18467660]

約数ペア:

[(1, 18467660), (2, 9233830), (4, 4616915), (5, 3693532), (10, 1846766), (20, 923383), (461, 40060), (922, 20030), (1844, 10015), (2003, 9220), (2305, 8012), (4006, 4610)]