999664

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1453}}^1$

素因数の和:1504

約数の個数: 20

約数和(自身を含む): 1983256

約数和(自身を除く): 983592

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1453, 2906, 5812, 11624, 23248, 62479, 124958, 249916, 499832, 999664]

約数ペア:

[(1, 999664), (2, 499832), (4, 249916), (8, 124958), (16, 62479), (43, 23248), (86, 11624), (172, 5812), (344, 2906), (688, 1453)]