19989402

素因数分解:

$2^1\times 3^1\times {\mathrm{487}}^1\times {\mathrm{6841}}^1$

素因数の和:7333

約数の個数: 16

約数和(自身を含む): 40066752

約数和(自身を除く): 20077350

約数列:

[1, 2, 3, 6, 487, 974, 1461, 2922, 6841, 13682, 20523, 41046, 3331567, 6663134, 9994701, 19989402]

約数ペア:

[(1, 19989402), (2, 9994701), (3, 6663134), (6, 3331567), (487, 41046), (974, 20523), (1461, 13682), (2922, 6841)]