20842728

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{10993}}^1$

素因数の和:11081

約数の個数: 32

約数和(自身を含む): 52771200

約数和(自身を除く): 31928472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 948, 1896, 10993, 21986, 32979, 43972, 65958, 87944, 131916, 263832, 868447, 1736894, 2605341, 3473788, 5210682, 6947576, 10421364, 20842728]

約数ペア:

[(1, 20842728), (2, 10421364), (3, 6947576), (4, 5210682), (6, 3473788), (8, 2605341), (12, 1736894), (24, 868447), (79, 263832), (158, 131916), (237, 87944), (316, 65958), (474, 43972), (632, 32979), (948, 21986), (1896, 10993)]