17938256

素因数分解:

$2^4\times 7^1\times {\mathrm{160163}}^1$

素因数の和:160178

約数の個数: 20

約数和(自身を含む): 39720672

約数和(自身を除く): 21782416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 160163, 320326, 640652, 1121141, 1281304, 2242282, 2562608, 4484564, 8969128, 17938256]

約数ペア:

[(1, 17938256), (2, 8969128), (4, 4484564), (7, 2562608), (8, 2242282), (14, 1281304), (16, 1121141), (28, 640652), (56, 320326), (112, 160163)]