20573048

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{135349}}^1$

素因数の和:135374

約数の個数: 16

約数和(自身を含む): 40605000

約数和(自身を除く): 20031952

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 135349, 270698, 541396, 1082792, 2571631, 5143262, 10286524, 20573048]

約数ペア:

[(1, 20573048), (2, 10286524), (4, 5143262), (8, 2571631), (19, 1082792), (38, 541396), (76, 270698), (152, 135349)]