19425364

素因数分解:

$2^2\times 7^2\times {\mathrm{99109}}^1$

素因数の和:99127

約数の個数: 18

約数和(自身を含む): 39544890

約数和(自身を除く): 20119526

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 99109, 198218, 396436, 693763, 1387526, 2775052, 4856341, 9712682, 19425364]

約数ペア:

[(1, 19425364), (2, 9712682), (4, 4856341), (7, 2775052), (14, 1387526), (28, 693763), (49, 396436), (98, 198218), (196, 99109)]