2018246420

素因数分解:

$2^2\times 5^1\times {\mathrm{7103}}^1\times {\mathrm{14207}}^1$

素因数の和:21319

約数の個数: 24

約数和(自身を含む): 4239212544

約数和(自身を除く): 2220966124

約数列:

[1, 2, 4, 5, 10, 20, 7103, 14206, 14207, 28412, 28414, 35515, 56828, 71030, 71035, 142060, 142070, 284140, 100912321, 201824642, 403649284, 504561605, 1009123210, 2018246420]

約数ペア:

[(1, 2018246420), (2, 1009123210), (4, 504561605), (5, 403649284), (10, 201824642), (20, 100912321), (7103, 284140), (14206, 142070), (14207, 142060), (28412, 71035), (28414, 71030), (35515, 56828)]