19998492536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{227255597}}^1$

素因数の和:227255614

約数の個数: 16

約数和(自身を含む): 40906007640

約数和(自身を除く): 20907515104

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 227255597, 454511194, 909022388, 1818044776, 2499811567, 4999623134, 9999246268, 19998492536]

約数ペア:

[(1, 19998492536), (2, 9999246268), (4, 4999623134), (8, 2499811567), (11, 1818044776), (22, 909022388), (44, 454511194), (88, 227255597)]