12429328

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{1997}}^1$

素因数の和:2394

約数の個数: 20

約数和(自身を含む): 24155820

約数和(自身を除く): 11726492

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 1997, 3112, 3994, 6224, 7988, 15976, 31952, 776833, 1553666, 3107332, 6214664, 12429328]

約数ペア:

[(1, 12429328), (2, 6214664), (4, 3107332), (8, 1553666), (16, 776833), (389, 31952), (778, 15976), (1556, 7988), (1997, 6224), (3112, 3994)]