18157426

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{68261}}^1$

素因数の和:68289

約数の個数: 16

約数和(自身を含む): 32765760

約数和(自身を除く): 14608334

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 68261, 136522, 477827, 955654, 1296959, 2593918, 9078713, 18157426]

約数ペア:

[(1, 18157426), (2, 9078713), (7, 2593918), (14, 1296959), (19, 955654), (38, 477827), (133, 136522), (266, 68261)]