221433424

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{155501}}^1$

素因数の和:155598

約数の個数: 20

約数和(自身を含む): 433850580

約数和(自身を除く): 212417156

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 155501, 311002, 622004, 1244008, 2488016, 13839589, 27679178, 55358356, 110716712, 221433424]

約数ペア:

[(1, 221433424), (2, 110716712), (4, 55358356), (8, 27679178), (16, 13839589), (89, 2488016), (178, 1244008), (356, 622004), (712, 311002), (1424, 155501)]