15818089

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5171}}^1$

素因数の和:5220

約数の個数: 16

約数和(自身を含む): 19860480

約数和(自身を除く): 4042391

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 5171, 36197, 98249, 118933, 687743, 832531, 2259727, 15818089]

約数ペア:

[(1, 15818089), (7, 2259727), (19, 832531), (23, 687743), (133, 118933), (161, 98249), (437, 36197), (3059, 5171)]