20091841

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15349}}^1$

素因数の和:15384

約数の個数: 16

約数和(自身を含む): 26524800

約数和(自身を除く): 6432959

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 15349, 107443, 168839, 260933, 1181873, 1826531, 2870263, 20091841]

約数ペア:

[(1, 20091841), (7, 2870263), (11, 1826531), (17, 1181873), (77, 260933), (119, 168839), (187, 107443), (1309, 15349)]