1408926418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{248839}}^1$

素因数の和:249009

約数の個数: 16

約数和(自身を含む): 2239560000

約数和(自身を除く): 830633582

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 248839, 497678, 4727941, 9455882, 37077011, 74154022, 704463209, 1408926418]

約数ペア:

[(1, 1408926418), (2, 704463209), (19, 74154022), (38, 37077011), (149, 9455882), (298, 4727941), (2831, 497678), (5662, 248839)]