17491314978

素因数分解:

$2^1\times 3^2\times {\mathrm{971739721}}^1$

素因数の和:971739729

約数の個数: 12

約数和(自身を含む): 37897849158

約数和(自身を除く): 20406534180

約数列:

[1, 2, 3, 6, 9, 18, 971739721, 1943479442, 2915219163, 5830438326, 8745657489, 17491314978]

約数ペア:

[(1, 17491314978), (2, 8745657489), (3, 5830438326), (6, 2915219163), (9, 1943479442), (18, 971739721)]