20542952

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{135151}}^1$

素因数の和:135176

約数の個数: 16

約数和(自身を含む): 40545600

約数和(自身を除く): 20002648

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 135151, 270302, 540604, 1081208, 2567869, 5135738, 10271476, 20542952]

約数ペア:

[(1, 20542952), (2, 10271476), (4, 5135738), (8, 2567869), (19, 1081208), (38, 540604), (76, 270302), (152, 135151)]