2019492100

素因数分解:

$2^2\times 5^2\times {\mathrm{20194921}}^1$

素因数の和:20194935

約数の個数: 18

約数和(自身を含む): 4382298074

約数和(自身を除く): 2362805974

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20194921, 40389842, 80779684, 100974605, 201949210, 403898420, 504873025, 1009746050, 2019492100]

約数ペア:

[(1, 2019492100), (2, 1009746050), (4, 504873025), (5, 403898420), (10, 201949210), (20, 100974605), (25, 80779684), (50, 40389842), (100, 20194921)]