20564502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{489631}}^1$

素因数の和:489643

約数の個数: 16

約数和(自身を含む): 47004672

約数和(自身を除く): 26440170

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 489631, 979262, 1468893, 2937786, 3427417, 6854834, 10282251, 20564502]

約数ペア:

[(1, 20564502), (2, 10282251), (3, 6854834), (6, 3427417), (7, 2937786), (14, 1468893), (21, 979262), (42, 489631)]