211883984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1018673}}^1$

素因数の和:1018694

約数の個数: 20

約数和(自身を含む): 442104516

約数和(自身を除く): 230220532

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1018673, 2037346, 4074692, 8149384, 13242749, 16298768, 26485498, 52970996, 105941992, 211883984]

約数ペア:

[(1, 211883984), (2, 105941992), (4, 52970996), (8, 26485498), (13, 16298768), (16, 13242749), (26, 8149384), (52, 4074692), (104, 2037346), (208, 1018673)]