128413232

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{348949}}^1$

素因数の和:348980

約数の個数: 20

約数和(自身を含む): 259618800

約数和(自身を除く): 131205568

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 348949, 697898, 1395796, 2791592, 5583184, 8025827, 16051654, 32103308, 64206616, 128413232]

約数ペア:

[(1, 128413232), (2, 64206616), (4, 32103308), (8, 16051654), (16, 8025827), (23, 5583184), (46, 2791592), (92, 1395796), (184, 697898), (368, 348949)]