218418008

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{53639}}^1$

素因数の和:54154

約数の個数: 16

約数和(自身を含む): 410346000

約数和(自身を除く): 191927992

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 53639, 107278, 214556, 429112, 27302251, 54604502, 109209004, 218418008]

約数ペア:

[(1, 218418008), (2, 109209004), (4, 54604502), (8, 27302251), (509, 429112), (1018, 214556), (2036, 107278), (4072, 53639)]