17945972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1933}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 34440672

約数和(自身を除く): 16494700

約数列:

[1, 2, 4, 11, 22, 44, 211, 422, 844, 1933, 2321, 3866, 4642, 7732, 9284, 21263, 42526, 85052, 407863, 815726, 1631452, 4486493, 8972986, 17945972]

約数ペア:

[(1, 17945972), (2, 8972986), (4, 4486493), (11, 1631452), (22, 815726), (44, 407863), (211, 85052), (422, 42526), (844, 21263), (1933, 9284), (2321, 7732), (3866, 4642)]