394231988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1511}}^1\times {\mathrm{3433}}^1$

素因数の和:4967

約数の個数: 24

約数和(自身を含む): 726909120

約数和(自身を除く): 332677132

約数列:

[1, 2, 4, 19, 38, 76, 1511, 3022, 3433, 6044, 6866, 13732, 28709, 57418, 65227, 114836, 130454, 260908, 5187263, 10374526, 20749052, 98557997, 197115994, 394231988]

約数ペア:

[(1, 394231988), (2, 197115994), (4, 98557997), (19, 20749052), (38, 10374526), (76, 5187263), (1511, 260908), (3022, 130454), (3433, 114836), (6044, 65227), (6866, 57418), (13732, 28709)]