19124980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136607}}^1$

素因数の和:136623

約数の個数: 24

約数和(自身を含む): 45900288

約数和(自身を除く): 26775308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136607, 273214, 546428, 683035, 956249, 1366070, 1912498, 2732140, 3824996, 4781245, 9562490, 19124980]

約数ペア:

[(1, 19124980), (2, 9562490), (4, 4781245), (5, 3824996), (7, 2732140), (10, 1912498), (14, 1366070), (20, 956249), (28, 683035), (35, 546428), (70, 273214), (140, 136607)]