19016120

素因数分解:

$2^3\times 5^1\times {\mathrm{475403}}^1$

素因数の和:475414

約数の個数: 16

約数和(自身を含む): 42786360

約数和(自身を除く): 23770240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 475403, 950806, 1901612, 2377015, 3803224, 4754030, 9508060, 19016120]

約数ペア:

[(1, 19016120), (2, 9508060), (4, 4754030), (5, 3803224), (8, 2377015), (10, 1901612), (20, 950806), (40, 475403)]