19981472

素因数分解:

$2^5\times 7^1\times {\mathrm{89203}}^1$

素因数の和:89220

約数の個数: 24

約数和(自身を含む): 44958816

約数和(自身を除く): 24977344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 89203, 178406, 356812, 624421, 713624, 1248842, 1427248, 2497684, 2854496, 4995368, 9990736, 19981472]

約数ペア:

[(1, 19981472), (2, 9990736), (4, 4995368), (7, 2854496), (8, 2497684), (14, 1427248), (16, 1248842), (28, 713624), (32, 624421), (56, 356812), (112, 178406), (224, 89203)]