19961300

素因数分解:

$2^2\times 5^2\times {\mathrm{433}}^1\times {\mathrm{461}}^1$

素因数の和:908

約数の個数: 36

約数和(自身を含む): 43510236

約数和(自身を除く): 23548936

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 433, 461, 866, 922, 1732, 1844, 2165, 2305, 4330, 4610, 8660, 9220, 10825, 11525, 21650, 23050, 43300, 46100, 199613, 399226, 798452, 998065, 1996130, 3992260, 4990325, 9980650, 19961300]

約数ペア:

[(1, 19961300), (2, 9980650), (4, 4990325), (5, 3992260), (10, 1996130), (20, 998065), (25, 798452), (50, 399226), (100, 199613), (433, 46100), (461, 43300), (866, 23050), (922, 21650), (1732, 11525), (1844, 10825), (2165, 9220), (2305, 8660), (4330, 4610)]