20087864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132157}}^1$

素因数の和:132182

約数の個数: 16

約数和(自身を含む): 39647400

約数和(自身を除く): 19559536

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132157, 264314, 528628, 1057256, 2510983, 5021966, 10043932, 20087864]

約数ペア:

[(1, 20087864), (2, 10043932), (4, 5021966), (8, 2510983), (19, 1057256), (38, 528628), (76, 264314), (152, 132157)]