642259242

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1877951}}^1$

素因数の和:1877978

約数の個数: 24

約数和(自身を含む): 1464802560

約数和(自身を除く): 822543318

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 1877951, 3755902, 5633853, 11267706, 16901559, 33803118, 35681069, 71362138, 107043207, 214086414, 321129621, 642259242]

約数ペア:

[(1, 642259242), (2, 321129621), (3, 214086414), (6, 107043207), (9, 71362138), (18, 35681069), (19, 33803118), (38, 16901559), (57, 11267706), (114, 5633853), (171, 3755902), (342, 1877951)]