18638718

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{63397}}^1$

素因数の和:63416

約数の個数: 24

約数和(自身を含む): 43364232

約数和(自身を除く): 24725514

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 63397, 126794, 190191, 380382, 443779, 887558, 1331337, 2662674, 3106453, 6212906, 9319359, 18638718]

約数ペア:

[(1, 18638718), (2, 9319359), (3, 6212906), (6, 3106453), (7, 2662674), (14, 1331337), (21, 887558), (42, 443779), (49, 380382), (98, 190191), (147, 126794), (294, 63397)]