1639226788

素因数分解:

$2^2\times {\mathrm{1063}}^1\times {\mathrm{385519}}^1$

素因数の和:386586

約数の個数: 12

約数和(自身を含む): 2871352960

約数和(自身を除く): 1232126172

約数列:

[1, 2, 4, 1063, 2126, 4252, 385519, 771038, 1542076, 409806697, 819613394, 1639226788]

約数ペア:

[(1, 1639226788), (2, 819613394), (4, 409806697), (1063, 1542076), (2126, 771038), (4252, 385519)]