211312490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1112171}}^1$

素因数の和:1112197

約数の個数: 16

約数和(自身を含む): 400381920

約数和(自身を除く): 189069430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1112171, 2224342, 5560855, 11121710, 21131249, 42262498, 105656245, 211312490]

約数ペア:

[(1, 211312490), (2, 105656245), (5, 42262498), (10, 21131249), (19, 11121710), (38, 5560855), (95, 2224342), (190, 1112171)]