19490587648

素因数分解:

$2^{10}\times 7^1\times {\mathrm{2719111}}^1$

素因数の和:2719138

約数の個数: 44

約数和(自身を含む): 44528178112

約数和(自身を除く): 25037590464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 2719111, 5438222, 10876444, 19033777, 21752888, 38067554, 43505776, 76135108, 87011552, 152270216, 174023104, 304540432, 348046208, 609080864, 696092416, 1218161728, 1392184832, 2436323456, 2784369664, 4872646912, 9745293824, 19490587648]

約数ペア:

[(1, 19490587648), (2, 9745293824), (4, 4872646912), (7, 2784369664), (8, 2436323456), (14, 1392184832), (16, 1218161728), (28, 696092416), (32, 609080864), (56, 348046208), (64, 304540432), (112, 174023104), (128, 152270216), (224, 87011552), (256, 76135108), (448, 43505776), (512, 38067554), (896, 21752888), (1024, 19033777), (1792, 10876444), (3584, 5438222), (7168, 2719111)]