1991728

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{443}}^1$

素因数の和:732

約数の個数: 20

約数和(自身を含む): 3881448

約数和(自身を除く): 1889720

約数列:

[1, 2, 4, 8, 16, 281, 443, 562, 886, 1124, 1772, 2248, 3544, 4496, 7088, 124483, 248966, 497932, 995864, 1991728]

約数ペア:

[(1, 1991728), (2, 995864), (4, 497932), (8, 248966), (16, 124483), (281, 7088), (443, 4496), (562, 3544), (886, 2248), (1124, 1772)]