19653064

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{57131}}^1$

素因数の和:57180

約数の個数: 16

約数和(自身を含む): 37707120

約数和(自身を除く): 18054056

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 57131, 114262, 228524, 457048, 2456633, 4913266, 9826532, 19653064]

約数ペア:

[(1, 19653064), (2, 9826532), (4, 4913266), (8, 2456633), (43, 457048), (86, 228524), (172, 114262), (344, 57131)]