16781690

素因数分解:

$2^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{2939}}^1$

素因数の和:3517

約数の個数: 16

約数和(自身を含む): 30270240

約数和(自身を除く): 13488550

約数列:

[1, 2, 5, 10, 571, 1142, 2855, 2939, 5710, 5878, 14695, 29390, 1678169, 3356338, 8390845, 16781690]

約数ペア:

[(1, 16781690), (2, 8390845), (5, 3356338), (10, 1678169), (571, 29390), (1142, 14695), (2855, 5878), (2939, 5710)]