31872178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{72109}}^1$

素因数の和:72141

約数の個数: 16

約数和(自身を含む): 54515160

約数和(自身を除く): 22642982

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 72109, 144218, 937417, 1225853, 1874834, 2451706, 15936089, 31872178]

約数ペア:

[(1, 31872178), (2, 15936089), (13, 2451706), (17, 1874834), (26, 1225853), (34, 937417), (221, 144218), (442, 72109)]