20231456

素因数分解:

$2^5\times 7^1\times {\mathrm{181}}^1\times {\mathrm{499}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 45864000

約数和(自身を除く): 25632544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 181, 224, 362, 499, 724, 998, 1267, 1448, 1996, 2534, 2896, 3493, 3992, 5068, 5792, 6986, 7984, 10136, 13972, 15968, 20272, 27944, 40544, 55888, 90319, 111776, 180638, 361276, 632233, 722552, 1264466, 1445104, 2528932, 2890208, 5057864, 10115728, 20231456]

約数ペア:

[(1, 20231456), (2, 10115728), (4, 5057864), (7, 2890208), (8, 2528932), (14, 1445104), (16, 1264466), (28, 722552), (32, 632233), (56, 361276), (112, 180638), (181, 111776), (224, 90319), (362, 55888), (499, 40544), (724, 27944), (998, 20272), (1267, 15968), (1448, 13972), (1996, 10136), (2534, 7984), (2896, 6986), (3493, 5792), (3992, 5068)]