19055890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{272227}}^1$

素因数の和:272241

約数の個数: 16

約数和(自身を含む): 39200832

約数和(自身を除く): 20144942

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 272227, 544454, 1361135, 1905589, 2722270, 3811178, 9527945, 19055890]

約数ペア:

[(1, 19055890), (2, 9527945), (5, 3811178), (7, 2722270), (10, 1905589), (14, 1361135), (35, 544454), (70, 272227)]