19884704

素因数分解:

$2^5\times 7^1\times {\mathrm{88771}}^1$

素因数の和:88788

約数の個数: 24

約数和(自身を含む): 44741088

約数和(自身を除く): 24856384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 88771, 177542, 355084, 621397, 710168, 1242794, 1420336, 2485588, 2840672, 4971176, 9942352, 19884704]

約数ペア:

[(1, 19884704), (2, 9942352), (4, 4971176), (7, 2840672), (8, 2485588), (14, 1420336), (16, 1242794), (28, 710168), (32, 621397), (56, 355084), (112, 177542), (224, 88771)]