639111834

素因数分解:

$2^1\times 3^2\times {\mathrm{349}}^1\times {\mathrm{101737}}^1$

素因数の和:102094

約数の個数: 24

約数和(自身を含む): 1388723700

約数和(自身を除く): 749611866

約数列:

[1, 2, 3, 6, 9, 18, 349, 698, 1047, 2094, 3141, 6282, 101737, 203474, 305211, 610422, 915633, 1831266, 35506213, 71012426, 106518639, 213037278, 319555917, 639111834]

約数ペア:

[(1, 639111834), (2, 319555917), (3, 213037278), (6, 106518639), (9, 71012426), (18, 35506213), (349, 1831266), (698, 915633), (1047, 610422), (2094, 305211), (3141, 203474), (6282, 101737)]