20589142

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{86509}}^1$

素因数の和:86535

約数の個数: 16

約数和(自身を含む): 37372320

約数和(自身を除く): 16783178

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 86509, 173018, 605563, 1211126, 1470653, 2941306, 10294571, 20589142]

約数ペア:

[(1, 20589142), (2, 10294571), (7, 2941306), (14, 1470653), (17, 1211126), (34, 605563), (119, 173018), (238, 86509)]