19883056

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23447}}^1$

素因数の和:23508

約数の個数: 20

約数和(自身を含む): 39251952

約数和(自身を除く): 19368896

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23447, 46894, 93788, 187576, 375152, 1242691, 2485382, 4970764, 9941528, 19883056]

約数ペア:

[(1, 19883056), (2, 9941528), (4, 4970764), (8, 2485382), (16, 1242691), (53, 375152), (106, 187576), (212, 93788), (424, 46894), (848, 23447)]