16941880

素因数分解:

$2^3\times 5^1\times {\mathrm{423547}}^1$

素因数の和:423558

約数の個数: 16

約数和(自身を含む): 38119320

約数和(自身を除く): 21177440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 423547, 847094, 1694188, 2117735, 3388376, 4235470, 8470940, 16941880]

約数ペア:

[(1, 16941880), (2, 8470940), (4, 4235470), (5, 3388376), (8, 2117735), (10, 1694188), (20, 847094), (40, 423547)]