19245716

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{7723}}^1$

素因数の和:7823

約数の個数: 24

約数和(自身を含む): 38928960

約数和(自身を除く): 19683244

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 7723, 15446, 30892, 54061, 108122, 216244, 687347, 1374694, 2749388, 4811429, 9622858, 19245716]

約数ペア:

[(1, 19245716), (2, 9622858), (4, 4811429), (7, 2749388), (14, 1374694), (28, 687347), (89, 216244), (178, 108122), (356, 54061), (623, 30892), (1246, 15446), (2492, 7723)]