668984639236

素因数分解:

$2^2\times {\mathrm{1021}}^1\times {\mathrm{163806229}}^1$

素因数の和:163807254

約数の個数: 12

約数和(自身を含む): 1171869769420

約数和(自身を除く): 502885130184

約数列:

[1, 2, 4, 1021, 2042, 4084, 163806229, 327612458, 655224916, 167246159809, 334492319618, 668984639236]

約数ペア:

[(1, 668984639236), (2, 334492319618), (4, 167246159809), (1021, 655224916), (2042, 327612458), (4084, 163806229)]