20431494

素因数分解:

$2^1\times 3^3\times {\mathrm{378361}}^1$

素因数の和:378372

約数の個数: 16

約数和(自身を含む): 45403440

約数和(自身を除く): 24971946

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 378361, 756722, 1135083, 2270166, 3405249, 6810498, 10215747, 20431494]

約数ペア:

[(1, 20431494), (2, 10215747), (3, 6810498), (6, 3405249), (9, 2270166), (18, 1135083), (27, 756722), (54, 378361)]