18548902

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{1117}}^1$

素因数の和:1180

約数の個数: 24

約数和(自身を含む): 30668976

約数和(自身を除く): 12120074

約数列:

[1, 2, 19, 23, 38, 46, 361, 437, 722, 874, 1117, 2234, 8303, 16606, 21223, 25691, 42446, 51382, 403237, 488129, 806474, 976258, 9274451, 18548902]

約数ペア:

[(1, 18548902), (2, 9274451), (19, 976258), (23, 806474), (38, 488129), (46, 403237), (361, 51382), (437, 42446), (722, 25691), (874, 21223), (1117, 16606), (2234, 8303)]