4407728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{21191}}^1$

素因数の和:21212

約数の個数: 20

約数和(自身を含む): 9197328

約数和(自身を除く): 4789600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 21191, 42382, 84764, 169528, 275483, 339056, 550966, 1101932, 2203864, 4407728]

約数ペア:

[(1, 4407728), (2, 2203864), (4, 1101932), (8, 550966), (13, 339056), (16, 275483), (26, 169528), (52, 84764), (104, 42382), (208, 21191)]