1998416

素因数分解:

$2^4\times 7^2\times {\mathrm{2549}}^1$

素因数の和:2571

約数の個数: 30

約数和(自身を含む): 4505850

約数和(自身を除く): 2507434

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 2549, 5098, 10196, 17843, 20392, 35686, 40784, 71372, 124901, 142744, 249802, 285488, 499604, 999208, 1998416]

約数ペア:

[(1, 1998416), (2, 999208), (4, 499604), (7, 285488), (8, 249802), (14, 142744), (16, 124901), (28, 71372), (49, 40784), (56, 35686), (98, 20392), (112, 17843), (196, 10196), (392, 5098), (784, 2549)]