19709312

素因数分解:

$2^7\times 7^1\times {\mathrm{21997}}^1$

素因数の和:22018

約数の個数: 32

約数和(自身を含む): 44875920

約数和(自身を除く): 25166608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 21997, 43994, 87988, 153979, 175976, 307958, 351952, 615916, 703904, 1231832, 1407808, 2463664, 2815616, 4927328, 9854656, 19709312]

約数ペア:

[(1, 19709312), (2, 9854656), (4, 4927328), (7, 2815616), (8, 2463664), (14, 1407808), (16, 1231832), (28, 703904), (32, 615916), (56, 351952), (64, 307958), (112, 175976), (128, 153979), (224, 87988), (448, 43994), (896, 21997)]