19807150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{36013}}^1$

素因数の和:36036

約数の個数: 24

約数和(自身を含む): 40191624

約数和(自身を除く): 20384474

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 36013, 72026, 180065, 360130, 396143, 792286, 900325, 1800650, 1980715, 3961430, 9903575, 19807150]

約数ペア:

[(1, 19807150), (2, 9903575), (5, 3961430), (10, 1980715), (11, 1800650), (22, 900325), (25, 792286), (50, 396143), (55, 360130), (110, 180065), (275, 72026), (550, 36013)]