17904236

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20627}}^1$

素因数の和:20669

約数の個数: 24

約数和(自身を含む): 36965376

約数和(自身を除く): 19061140

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 20627, 41254, 82508, 144389, 288778, 577556, 639437, 1278874, 2557748, 4476059, 8952118, 17904236]

約数ペア:

[(1, 17904236), (2, 8952118), (4, 4476059), (7, 2557748), (14, 1278874), (28, 639437), (31, 577556), (62, 288778), (124, 144389), (217, 82508), (434, 41254), (868, 20627)]