1998590968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{22711261}}^1$

素因数の和:22711278

約数の個数: 16

約数和(自身を含む): 4088027160

約数和(自身を除く): 2089436192

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 22711261, 45422522, 90845044, 181690088, 249823871, 499647742, 999295484, 1998590968]

約数ペア:

[(1, 1998590968), (2, 999295484), (4, 499647742), (8, 249823871), (11, 181690088), (22, 90845044), (44, 45422522), (88, 22711261)]