19043900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5147}}^1$

素因数の和:5198

約数の個数: 36

約数和(自身を含む): 42450408

約数和(自身を除く): 23406508

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 5147, 10294, 20588, 25735, 51470, 102940, 128675, 190439, 257350, 380878, 514700, 761756, 952195, 1904390, 3808780, 4760975, 9521950, 19043900]

約数ペア:

[(1, 19043900), (2, 9521950), (4, 4760975), (5, 3808780), (10, 1904390), (20, 952195), (25, 761756), (37, 514700), (50, 380878), (74, 257350), (100, 190439), (148, 128675), (185, 102940), (370, 51470), (740, 25735), (925, 20588), (1850, 10294), (3700, 5147)]