17795728

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{12497}}^1$

素因数の和:12594

約数の個数: 20

約数和(自身を含む): 34869420

約数和(自身を除く): 17073692

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 12497, 24994, 49988, 99976, 199952, 1112233, 2224466, 4448932, 8897864, 17795728]

約数ペア:

[(1, 17795728), (2, 8897864), (4, 4448932), (8, 2224466), (16, 1112233), (89, 199952), (178, 99976), (356, 49988), (712, 24994), (1424, 12497)]