978001808

素因数分解:

$2^4\times 7^1\times {\mathrm{8732159}}^1$

素因数の和:8732174

約数の個数: 20

約数和(自身を含む): 2165575680

約数和(自身を除く): 1187573872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 8732159, 17464318, 34928636, 61125113, 69857272, 122250226, 139714544, 244500452, 489000904, 978001808]

約数ペア:

[(1, 978001808), (2, 489000904), (4, 244500452), (7, 139714544), (8, 122250226), (14, 69857272), (16, 61125113), (28, 34928636), (56, 17464318), (112, 8732159)]