20298256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115331}}^1$

素因数の和:115350

約数の個数: 20

約数和(自身を含む): 42903504

約数和(自身を除く): 22605248

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115331, 230662, 461324, 922648, 1268641, 1845296, 2537282, 5074564, 10149128, 20298256]

約数ペア:

[(1, 20298256), (2, 10149128), (4, 5074564), (8, 2537282), (11, 1845296), (16, 1268641), (22, 922648), (44, 461324), (88, 230662), (176, 115331)]