19500944

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{3919}}^1$

素因数の和:4238

約数の個数: 20

約数和(自身を含む): 37914240

約数和(自身を除く): 18413296

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 3919, 4976, 7838, 15676, 31352, 62704, 1218809, 2437618, 4875236, 9750472, 19500944]

約数ペア:

[(1, 19500944), (2, 9750472), (4, 4875236), (8, 2437618), (16, 1218809), (311, 62704), (622, 31352), (1244, 15676), (2488, 7838), (3919, 4976)]