40144454

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{150919}}^1$

素因数の和:150947

約数の個数: 16

約数和(自身を含む): 72441600

約数和(自身を除く): 32297146

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 150919, 301838, 1056433, 2112866, 2867461, 5734922, 20072227, 40144454]

約数ペア:

[(1, 40144454), (2, 20072227), (7, 5734922), (14, 2867461), (19, 2112866), (38, 1056433), (133, 301838), (266, 150919)]