19211840

素因数分解:

$2^6\times 5^1\times {\mathrm{60037}}^1$

素因数の和:60054

約数の個数: 28

約数和(自身を含む): 45748956

約数和(自身を除く): 26537116

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 60037, 120074, 240148, 300185, 480296, 600370, 960592, 1200740, 1921184, 2401480, 3842368, 4802960, 9605920, 19211840]

約数ペア:

[(1, 19211840), (2, 9605920), (4, 4802960), (5, 3842368), (8, 2401480), (10, 1921184), (16, 1200740), (20, 960592), (32, 600370), (40, 480296), (64, 300185), (80, 240148), (160, 120074), (320, 60037)]