3887728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{18691}}^1$

素因数の和:18712

約数の個数: 20

約数和(自身を含む): 8112328

約数和(自身を除く): 4224600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 18691, 37382, 74764, 149528, 242983, 299056, 485966, 971932, 1943864, 3887728]

約数ペア:

[(1, 3887728), (2, 1943864), (4, 971932), (8, 485966), (13, 299056), (16, 242983), (26, 149528), (52, 74764), (104, 37382), (208, 18691)]