20965322

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{293}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 17137078

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 269, 293, 538, 586, 1883, 2051, 3766, 4102, 5111, 5567, 10222, 11134, 35777, 38969, 71554, 77938, 78817, 157634, 551719, 1103438, 1497523, 2995046, 10482661, 20965322]

約数ペア:

[(1, 20965322), (2, 10482661), (7, 2995046), (14, 1497523), (19, 1103438), (38, 551719), (133, 157634), (266, 78817), (269, 77938), (293, 71554), (538, 38969), (586, 35777), (1883, 11134), (2051, 10222), (3766, 5567), (4102, 5111)]