20109248

素因数分解:

$2^6\times {\mathrm{223}}^1\times {\mathrm{1409}}^1$

素因数の和:1644

約数の個数: 28

約数和(自身を含む): 40111680

約数和(自身を除く): 20002432

約数列:

[1, 2, 4, 8, 16, 32, 64, 223, 446, 892, 1409, 1784, 2818, 3568, 5636, 7136, 11272, 14272, 22544, 45088, 90176, 314207, 628414, 1256828, 2513656, 5027312, 10054624, 20109248]

約数ペア:

[(1, 20109248), (2, 10054624), (4, 5027312), (8, 2513656), (16, 1256828), (32, 628414), (64, 314207), (223, 90176), (446, 45088), (892, 22544), (1409, 14272), (1784, 11272), (2818, 7136), (3568, 5636)]