12945104

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{26099}}^1$

素因数の和:26138

約数の個数: 20

約数和(自身を含む): 25891200

約数和(自身を除く): 12946096

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 26099, 52198, 104396, 208792, 417584, 809069, 1618138, 3236276, 6472552, 12945104]

約数ペア:

[(1, 12945104), (2, 6472552), (4, 3236276), (8, 1618138), (16, 809069), (31, 417584), (62, 208792), (124, 104396), (248, 52198), (496, 26099)]