20574498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{489869}}^1$

素因数の和:489881

約数の個数: 16

約数和(自身を含む): 47027520

約数和(自身を除く): 26453022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 489869, 979738, 1469607, 2939214, 3429083, 6858166, 10287249, 20574498]

約数ペア:

[(1, 20574498), (2, 10287249), (3, 6858166), (6, 3429083), (7, 2939214), (14, 1469607), (21, 979738), (42, 489869)]