19412320

素因数分解:

$2^5\times 5^1\times {\mathrm{121327}}^1$

素因数の和:121342

約数の個数: 24

約数和(自身を含む): 45861984

約数和(自身を除く): 26449664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 121327, 242654, 485308, 606635, 970616, 1213270, 1941232, 2426540, 3882464, 4853080, 9706160, 19412320]

約数ペア:

[(1, 19412320), (2, 9706160), (4, 4853080), (5, 3882464), (8, 2426540), (10, 1941232), (16, 1213270), (20, 970616), (32, 606635), (40, 485308), (80, 242654), (160, 121327)]