18996870452

素因数分解:

$2^2\times 7^1\times {\mathrm{678459659}}^1$

素因数の和:678459670

約数の個数: 12

約数和(自身を含む): 37993740960

約数和(自身を除く): 18996870508

約数列:

[1, 2, 4, 7, 14, 28, 678459659, 1356919318, 2713838636, 4749217613, 9498435226, 18996870452]

約数ペア:

[(1, 18996870452), (2, 9498435226), (4, 4749217613), (7, 2713838636), (14, 1356919318), (28, 678459659)]