20019104

素因数分解:

$2^5\times 7^1\times {\mathrm{89371}}^1$

素因数の和:89388

約数の個数: 24

約数和(自身を含む): 45043488

約数和(自身を除く): 25024384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 89371, 178742, 357484, 625597, 714968, 1251194, 1429936, 2502388, 2859872, 5004776, 10009552, 20019104]

約数ペア:

[(1, 20019104), (2, 10009552), (4, 5004776), (7, 2859872), (8, 2502388), (14, 1429936), (16, 1251194), (28, 714968), (32, 625597), (56, 357484), (112, 178742), (224, 89371)]